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data-ride="carousel" style="max-height:380px; margin-top:10px; overflow:hidden;"> <!-- 大图切换 --> <div class="carousel-inner" role="listbox"> </div> <!-- 左右按钮 --> <a class="left carousel-control" href="#carousel-example-generic" role="button" data-slide="prev"> <span class="glyphicon glyphicon-chevron-left" aria-hidden="true"></span> <span class="sr-only">Previous</span> </a> <a class="right carousel-control" href="#carousel-example-generic" role="button" data-slide="next"> <span class="glyphicon glyphicon-chevron-right" aria-hidden="true"></span> <span class="sr-only">Next</span> </a> </div><!-- /carousel-example-generic --> </div><!-- /col-sm-6 --> </div><!-- /row --> </div><!-- /container --> <div class="blank60"></div> <div class="blank60"></div> <hr class="featurette-divider"> <div class="title"> <h3><a>introduction<small>介绍</small></a></h3> <p>尘埃粒子计数器ft3和m3</p> <span>——</span> </div> <div class="container"> <!--用于打印和文字放大--> <div class="content_tools_box"> <p class="content_tools"> <a href="javascript:CallPrint('print');">打印本文</a> <a href="javascript:doZoom(14)">小</a> <a href="javascript:doZoom(18)">中</a> <a href="javascript:doZoom(20)">大</a> </p> <div class="clearfix"></div> <script src="/template/CmsEasy_V_469/skin/js/c_tool.js" type="text/javascript" ></script> </div> <!--/用于打印和文字放大--> <div id="print" class="lead content"> <!-- 正文 --> <p><span style="font-family:宋体">尘埃<a href='/index.php?case=archive&act=search&keyword=%E7%B2%92%E5%AD%90%E8%AE%A1%E6%95%B0%E5%99%A8' target='_blank'>粒子计数器</a></span>ft3<span style="font-family:宋体">和</span>m3</p><p style=";text-align:left;text-indent:39px"><span style="font-size:16px;letter-spacing:-1px"> </span></p><p style=";text-align:left;text-indent:39px"><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">尘埃粒子计数器</span><span style="font-size:16px;letter-spacing: -1px">ft3</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">和</span><span style="font-size:16px;letter-spacing:-1px">m3</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">是尘埃粒子计数器的计数单位之一，</span><span style="font-size:16px;letter-spacing:-1px">ft3</span><span style="font-size:16px;font-family: 宋体;letter-spacing:-1px">是指立方英尺，</span><span style="font-size:16px;letter-spacing:-1px">m3</span><span style="font-size:16px;font-family:宋体;letter-spacing:-1px">是指立方米。</span></p><p style=";text-align:left;text-indent:39px"><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">例如：当仪器设置的单位为</span><span style="font-size:16px;letter-spacing: -1px">ft3,</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">其</span><span style="font-size:16px;letter-spacing:-1px">0.5</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">微米的测试结果为</span><span style="font-size:16px;letter-spacing: -1px">900</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">，则其意义为被测空气中每立方英尺的空气中大于等于</span><span style="font-size:16px;letter-spacing:-1px">0.5</span><span style="font-size:16px;font-family: 宋体;letter-spacing:-1px">微米的尘埃粒子有</span><span style="font-size:16px;letter-spacing:-1px">900</span><span style="font-size:16px;font-family: 宋体;letter-spacing:-1px">个，或者说是被环境大于等于</span><span style="font-size: 16px;letter-spacing:-1px">0.5</span><span style="font-size:16px;font-family:宋体;letter-spacing:-1px">微米的尘埃粒子浓度为</span><span style="font-size:16px;letter-spacing:-1px">900</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">个</span><span style="font-size:16px;letter-spacing:-1px">/</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方英尺；我们可以根据其测出的数据多少来判定被则空气的洁净度等级；此时我们可根据下表得出被测环境的空气洁净度等级为</span><span style="font-size:16px;letter-spacing:-1px">1000</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">级（即</span><span style="font-size:16px;letter-spacing:-1px">0.5</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">微米的粒子浓度大于</span><span style="font-size:16px;letter-spacing: -1px">100</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">个</span><span style="font-size:16px;letter-spacing:-1px">/</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方英尺，小于</span><span style="font-size:16px;letter-spacing: -1px">1000</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">个</span><span style="font-size:16px;letter-spacing:-1px">/</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方英尺）</span></p><p style=";text-align:left;text-indent:47px"><span style="font-size:16px;font-family:宋体">美国联邦标准</span></p><table cellspacing="0" cellpadding="0" width="471"><tbody><tr class="firstRow"><td width="95" rowspan="2" valign="top" style="border: 1px solid black; padding: 0px 7px;"><p style="text-align:left"><span style="font-size:12px;font-family:宋体">洁净度级别</span></p><p style="text-align:left"><span style="font-size:12px">Clean Class</span></p></td><td width="376" colspan="5" valign="top" style="border-top: 1px solid black; border-right: 1px solid black; border-bottom: 1px solid black; border-image: initial; border-left: none; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px;font-family:宋体">粒</span><span style="font-size:12px"> </span><span style="font-size:12px;font-family:宋体">径</span><span style="font-size:12px"> Particles Size (</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m)</span></p></td></tr><tr><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">0.1</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">0.2</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="79" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">0.3</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="94" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">0.5</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="67" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">5.0</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td></tr><tr><td width="95" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">1</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">35.0</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">7.50</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="79" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">3.00</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="94" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">1</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="67" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td></tr><tr><td width="95" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">10</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">350</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">75</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="79" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">30.0</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="94" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">10</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="67" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td></tr><tr><td width="95" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">100</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">-</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">750</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="79" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">300</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="94" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">100</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="67" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td></tr><tr><td width="95" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">1000</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">-</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px;font-family:宋体">－</span></p></td><td width="79" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px;font-family:宋体">－</span></p></td><td width="94" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">1000</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="67" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">7</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td></tr><tr><td width="95" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">10000</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">-</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px;font-family:宋体">－</span></p></td><td width="79" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px;font-family:宋体">－</span></p></td><td width="94" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">10000</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="67" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">70</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td></tr><tr><td width="95" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">100000</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">-</span></p></td><td width="68" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px;font-family:宋体">－</span></p></td><td width="79" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px;font-family:宋体">－</span></p></td><td width="94" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">100000</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td><td width="67" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="text-align:center"><span style="font-size:12px">700</span><span style="font-size:12px;font-family:宋体">个</span><span style="font-size:12px">/ft<sup>3</sup></span></p></td></tr></tbody></table><p style=";text-align:left;text-indent:39px"><span style="font-size:16px;letter-spacing:-1px"> </span></p><p style=";text-align:left;text-indent:39px"><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">例如：当仪器设置的单位为</span><span style="font-size:16px;letter-spacing: -1px">m3,</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">其</span><span style="font-size:16px;letter-spacing:-1px">0.5</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">微米的测试结果为</span><span style="font-size:16px;letter-spacing: -1px">28000</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">，则其意义为被测环境每立方米的空气中大于等于</span><span style="font-size:16px;letter-spacing:-1px">0.5</span><span style="font-size:16px;font-family: 宋体;letter-spacing:-1px">微米的尘埃粒子有</span><span style="font-size:16px;letter-spacing:-1px">28000</span><span style="font-size:16px;font-family: 宋体;letter-spacing:-1px">个，或者说是被环境大于等于</span><span style="font-size: 16px;letter-spacing:-1px">0.5</span><span style="font-size:16px;font-family:宋体;letter-spacing:-1px">微米的尘埃粒子浓度为</span><span style="font-size:16px;letter-spacing:-1px">28000</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">个</span><span style="font-size:16px;letter-spacing:-1px">/</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方米；我们可以根据其测出的数据多少来判定被则空气的洁净度等级；此时我们可根据下表得出被测环境的空气洁净度等级为</span><span style="font-size:16px;letter-spacing:-1px">class6</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">级（即</span><span style="font-size:16px;letter-spacing:-1px">0.5</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">微米的粒子浓度大于</span><span style="font-size:16px;letter-spacing: -1px">3520</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">个</span><span style="font-size:16px;letter-spacing:-1px">/</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方米，小于</span><span style="font-size:16px;letter-spacing: -1px">35200</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">个</span><span style="font-size:16px;letter-spacing:-1px">/</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方米）</span></p><p style=";text-align:left;text-indent:39px"><span style="font-size:16px;letter-spacing:-1px">ISO14644</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">标准：</span></p><table cellspacing="0" cellpadding="0" width="548"><tbody><tr style=";height:33px" class="firstRow"><td width="78" rowspan="2" valign="top" style="border: 1px solid black; padding: 0px 7px;" height="33"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO</span></p><p style="margin-left:9px;text-align:left"><span style="font-size:12px">Classification</span></p><p style="margin-left:9px;text-align:left"><span style="font-size:12px">Number(N)</span></p></td><td width="470" colspan="6" valign="top" style="border-top: 1px solid black; border-right: 1px solid black; border-bottom: 1px solid black; border-image: initial; border-left: none; padding: 0px 7px;" height="33"><p style="margin-left:9px;text-align:center"><span style="font-size:12px;font-family:宋体">粒</span><span style="font-size:12px"> </span><span style="font-size:12px;font-family:宋体">径</span><span style="font-size:12px"> Particles Size (</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m)</span></p></td></tr><tr style=";height:29px"><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;" height="29"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">0.1</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;" height="29"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">0.2</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;" height="29"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">0.3</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;" height="29"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">0.5</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;" height="29"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">1.0</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;" height="29"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">5.0</span><span style="font-size:12px;font-family:宋体">µ</span><span style="font-size:12px">m</span></p></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class1</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">10</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">2</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class2</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">100</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">24</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">10</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">4</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class3</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">1000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">237</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">102</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">35</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">8</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class4</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">10000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">2370</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">1020</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">352</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">83</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><br/></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class5</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">100000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">23700</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">10200</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">3520</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">832</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">29</span><span style="font-size:12px;font-family:宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class6</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">1000000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">23700</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">102000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">35200</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">8320</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">293</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class7</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">352000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">83200</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">2930</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class8</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">3520000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">832000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">29300</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td></tr><tr><td width="78" valign="top" style="border-right: 1px solid black; border-bottom: 1px solid black; border-left: 1px solid black; border-image: initial; border-top: none; padding: 0px 7px;"><p style="margin-left:9px;text-align:left"><span style="font-size:12px">ISO Class9</span></p></td><td width="83" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="66" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px"> </span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">－</span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">35200000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="85" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">8320000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td><td width="50" valign="top" style="border-top: none; border-left: none; border-bottom: 1px solid black; border-right: 1px solid black; padding: 0px 7px;"><p style="margin-left:7px;text-align:left"><span style="font-size:12px;letter-spacing:-1px">293000</span><span style="font-size:12px;font-family: 宋体;letter-spacing:-1px">个</span><span style="font-size:12px;letter-spacing:-1px">/m<sup>3</sup></span></p></td></tr></tbody></table><p style=";text-align:left;text-indent:39px"><span style="font-size:16px;letter-spacing:-1px"> </span></p><p style=";text-align:left;text-indent:39px"><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">注：体积换算：</span><span style="font-size:16px;letter-spacing: -1px">1m<sup>3</sup>=1000L</span><span style="font-size:16px;font-family: 宋体;letter-spacing:-1px">≈</span><span style="font-size:16px;letter-spacing:-1px">35.33ft<sup>3</sup> 1ft<sup>3</sup>=28.3L=10</span><span style="font-size:16px;font-family: 宋体;letter-spacing:-1px">×</span><span style="font-size:16px;letter-spacing:-1px">0.1ft<sup>3</sup></span></p><p style="text-align:left"><span style="font-size:16px;letter-spacing:-1px">1</span><span style="font-size: 16px;font-family:宋体;letter-spacing:-1px">立方米</span><span style="font-size: 16px;letter-spacing:-1px">(m<sup>3</sup>)</span><span style="font-size: 16px;font-family:宋体;letter-spacing:-1px">＝</span><span style="font-size: 16px;letter-spacing:-1px">1000</span><span style="font-size:16px;font-family:宋体;letter-spacing:-1px">升</span><span style="font-size: 16px;letter-spacing:-1px">(L)</span></p><p><span style="font-size:16px;letter-spacing: -1px">1</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方英尺</span><span style="font-size:16px;letter-spacing: -1px">(ft<sup>3</sup>)</span><span style="font-size:16px;font-family:宋体;letter-spacing:-1px">＝</span><span style="font-size:16px;letter-spacing:-1px">28.3</span><span style="font-size:16px;font-family: 宋体;letter-spacing:-1px">升</span><span style="font-size:16px;letter-spacing:-1px">(L)</span></p><p><span style="font-size:16px;letter-spacing: -1px">1</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方米≈</span><span style="font-size:16px;letter-spacing: -1px">35.33</span><span style="font-size:16px;font-family:宋体;letter-spacing: -1px">立方英尺</span></p><p><br/></p></div> <div class="blank30"></div> <div class="blank30"></div> <!--自动调用自定义字段--> <div class="blank20"></div> <div class="blank30"></div> <!-- 投票 --> <script src="/index.php?case=vote&act=view&aid=354"></script> <!-- 自定义表单开始 --> <!-- 自定义表单结束 --> <div class="blank60"></div> <!-- 上下页开始 --> <div id="page"> <strong>上一篇</strong><a href="show_304.htm">贝塔射线法</a> <div class="blank10"></div> <strong>下一篇</strong><a href="show_355.htm">尘埃粒子计数器单位</a> </div> <!-- 上下页结束 --> </div><!-- /container --> <!-- 相关文章开始 --> <div class="blank60"></div> <!-- 页面标题开始 --> <div class="title"> <h3><a><small>相关内容</small></a></h3> <p></p> <span>——</span> </div> <!-- 页面标题结束 --> <hr class="featurette-divider"> <div class="container"> <!-- 内容列表开始 --> <div class="news-list list-border"> <div class="list-date"> <span>03</span> <p>2022-08</p> </div> <h4><a title="尘埃粒子计数器ft3和m3" href="show_354.htm" target="_blank">尘埃粒子计数器ft3和m3</a></h4> <p>尘埃粒子计数器ft3和m3尘埃粒子计数器ft3和m3是尘埃粒子计数器的计数单位之一，ft3是指立方英尺，m3是指立方米。例如：当仪器设置的单位为ft3,其0.5微米的测试结果为900，则其意义为被测空气中每立方英尺的空气中大于等于0.5微米的尘埃粒子有900个，或者说是被环境大于… <a href="show_354.htm" target="_blank">[了解更多]</a></p> </div> <div class="news-list list-border"> <div class="list-date"> <span>02</span> <p>2022-08</p> </div> <h4><a title="尘埃粒子计数器ft3和m3" href="show_350.htm" target="_blank">尘埃粒子计数器ft3和m3</a></h4> <p>尘埃粒子计数器ft3和m3尘埃粒子计数器ft3和m3是尘埃粒子计数器的计数单位之一，ft3是指立方英尺，m3是指立方米。例如：当仪器设置的单位为ft3,其0.5微米的测试结果为900，则其意义为被测空气中每立方英尺的空气中大于等于0.5微米的尘埃粒子有900个，或者说是被环境大于… <a href="show_350.htm" target="_blank">[了解更多]</a></p> </div> <div class="news-list list-border"> <div class="list-date"> <span>02</span> <p>2022-08</p> </div> <h4><a title="尘埃粒子计数器ft3和m3" href="show_349.htm" target="_blank">尘埃粒子计数器ft3和m3</a></h4> <p>… <a href="show_349.htm" target="_blank">[了解更多]</a></p> </div> <div class="news-list list-border"> <div class="list-date"> <span>02</span> <p>2022-08</p> </div> <h4><a title="尘埃粒子计数器ft3和m3" href="show_348.htm" target="_blank">尘埃粒子计数器ft3和m3</a></h4> <p>尘埃粒子计数器ft3和m3尘埃粒子计数器ft3和m3是尘埃粒子计数器的计数单位之一，ft3是指立方英尺，m3是指立方米。例如：当仪器设置的单位为ft3,其0.5微米的测试结果为900，则其意义为被测空气中每立方英尺的空气中大于等于0.5微米的尘埃粒子有900个，或者说是被环境大于… <a href="show_348.htm" target="_blank">[了解更多]</a></p> </div> <div class="news-list list-border"> <div class="list-date"> <span>02</span> <p>2022-08</p> </div> <h4><a title="尘埃粒子计数器ft3和m3" href="show_347.htm" target="_blank">尘埃粒子计数器ft3和m3</a></h4> <p>问：尘埃粒子计数器ft3和m3是什么意思？答：尘埃粒子计数器ft3和m3是尘埃粒子计数器的一种计数单位，ft3是指立方英尺，m3是指立方米。 例1：尘埃粒子计数器设置的单位为ft3，测试结果为0.5微米 5000 则意思为测得当前大于等于0.5微米的尘埃粒子浓度为5000个/… <a href="show_347.htm" target="_blank">[了解更多]</a></p> </div> <!-- 内容列表结束 --> </div> <!-- 相关文章结束 --> <div class="blank60"></div> <!-- 评论框开始 --> <link href="/template/CmsEasy_V_469/skin/css/comment.css" rel="stylesheet"> <!-- 页面标题开始 --> <div class="title"> <h3><a>评论<small>COMMENT</small></a></h3> <p></p> <span>——</span> </div> <!-- 页面标题结束 --> <hr class="featurette-divider"> <div class="container"> <form action="/index.php?case=comment&act=add" method="POST" name="comment_form" id="comment" class="wow fadeIn" data-wow-delay="0.6s"> <div class="comm"> <div class="blank10"></div> <input type="hidden" name="aid" value="354"/> 用户名 Name <div class="blank10"></div> <input type="text" name="username" class="comm_name" value="" /> <div class="blank10"></div> <div class="blank10"></div> 评论 Comment <div 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