Using the hydrogen flame polar capillary vessel gas phase chromatography to replace the original packing column method, isobutyl alcohol in waste gas was determined.
采用氢火焰极性毛细管气相色谱法代替原来的填充柱法，测定空气和废气中的异丁醇。
The design method for optimizing an absorption unit in chemical processes is discussed and a process approach for optimizing a plate or packing column is proposed.
本文探讨了化工过程中吸收装置设计的优化途径，提出对板式或填料吸收装置施行优化设计的工艺方法。
The wet method of packing column is decided by comparing dry method and wet method.
通过干法和湿法的装柱方法对比研究，确定了聚酰胺装柱的方法为湿法装柱。
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