After comparison of the different methods, it is concluded that the dry air exsiccation is the most suitable for drying gas pipeline.
对各种方法进行了比较，干空气干燥法是干燥燃气管道最适合的方法。
The principle, process, influence factors, advantages and disadvantages of dry air exsiccation in flowing gas evaporation method and the preparation of dry air are introduced mainly.
对各种方法进行了比较，干空气干燥法是干燥燃气管道最适合的方法。
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