... 加热气体取样器,加热气体进样器 heated gas sampler 气体进样阀 gas sampling valve; gas-sampling valve 固体取样260 solids sampling ...
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先将液态丙烯汽化成气态，用气体进样阀将气态丙烯样品进样到气相色谱仪中，由5A分子筛填充柱进行分离，用TCD检测器检测，外标法定量。
Propylene was vaporized from liquid to gas, then sampled to GC by gas sample valve, separated in 5A molecular sieve column, and determined with TCD.
介绍了六通阀气体进样器的结构和工作原理，为正确使用提出了一些注意事项以及日常维护的方法等。
This paper briefly introduce the construction and operating principles of the 6-way valve gas sampler. According to this paper, we can obtain some useful Suggestions about daily work and maintenance.
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