工作场所空气中丙烯的气相色谱测定方法研究 关键词： 丙烯；工作场所空气；炭管；热解吸；气相色谱 [gap=1068]Key Words：propylene；workplace air；charcoal tube；thermal desorption；gas chromatography
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... 活性炭床层高度 carbon bed hight 活性炭管 charcoal tube 活性炭过滤器 activated carbon filter ...
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activated charcoal tube 活性碳采样管
GC analytical method for o-chlorotoluene in the workplace air using sampling by charcoal tube was studied.
研究炭管采集空气中邻-氯甲苯的气相色谱分析方法。
Nanophase carbon tube, onion-like graphitic particles and diamond structure are first found in wood charcoal of Chinese Fir.
发现了炭化物中存在着纳米碳管、洋葱状富勒烯结构及金刚石晶格结构。
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