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標(biāo)準(zhǔn)氣體主要用于校準(zhǔn)氣體分析儀器,評(píng)價(jià)氣體分析方法以及對(duì)未知含量的混合氣體進(jìn)行標(biāo)定并賦予量值.為了保證標(biāo)準(zhǔn)氣體在使用過程中盡量減少引人的不確定度,以...</p><p><span>[其他氣體]</span><span id="7o8kl3f" class="time">2021-01-16 01:08:15</span></p><div id="gqrd2zy" class="txt-03"><a ><p class="txt-01 t-01">常州大成工業(yè)氣體有限公司 [ 已審核 ]</p></a><a ><img src="/static/new_net_01/images/button_old_41.gif" alt=""></a><a ><img src="/static/new_net_01/images/web-off.gif" alt=""></a></div></div><div id="j23hofr" class="proRt"><span>面議</span><a ><img src="/static/new_net_01/images/inquiry.gif" alt=""></a></div></li><li id="lk8ovco" class="clearfix"><a href="http://www.cdcfah.com/cp/2862431.html"><div id="88okwnu" class="proImg"><img src="https://tyunfile.71360.com/UploadFile/czdcafkj/637329346563037109/7623800.png" alt="濟(jì)南七氟丙烷氣體費(fèi)用常州大成工業(yè)氣體供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div></a><div id="zolsevs" class="proMid"><a href="http://www.cdcfah.com/cp/2862431.html"><p class="txt-01 t-tit">濟(jì)南七氟丙烷氣體費(fèi)用常州大成工業(yè)氣體供應(yīng)</p></a><p class="txt-02"> 工業(yè)氣體制備方法：稀釋法1、適用范圍稀釋法法法是制備低含量標(biāo)準(zhǔn)氣體的方法之一。2、所需設(shè)備氣瓶，氣瓶減壓閥門，流量控制器，壓力表，管道...</p><p><span>[其他氣體]</span><span id="tw7ho3y" class="time">2021-01-16 01:08:15</span></p><div id="yn28f8h" class="txt-03"><a ><p class="txt-01 t-01">常州大成工業(yè)氣體有限公司 [ 已審核 ]</p></a><a ><img src="/static/new_net_01/images/button_old_41.gif" alt=""></a><a ><img src="/static/new_net_01/images/web-off.gif" alt=""></a></div></div><div id="oxs8xug" class="proRt"><span>面議</span><a ><img src="/static/new_net_01/images/inquiry.gif" alt=""></a></div></li><li id="apmo2vx" class="clearfix"><a href="http://www.cdcfah.com/cp/2861085.html"><div id="j8szgby" class="proImg"><img src="https://tyunfile.71360.com/UploadFile/czdcafkj/637329346536103515/8124115.png" alt="揚(yáng)州工業(yè)氣體安裝常州大成工業(yè)氣體供應(yīng)" class="vcenter" 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