The liquid in the pipeline under certain conditions and partially vaporizes into gas state, bubble, formation of gas-liquid two-phase flow which is the process of flash.

管道中的液体在一定的条件下，部分液体气化成气体状态，产生气泡，形成气液两相流这就是闪蒸过程。

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In this pump and export pipeline maintenance, the system will not happen in the liquid back.

这样在检修泵及输出管道时，系统中的液体不会发生倒流。

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Due to compression process influence the air dew point of compressed air in the pipeline, run it will gradually decrease temperature, so the compressed air system always have liquid water.

由于压缩过程影响空气的露点，压缩空气在管线中运行时温度会逐渐降低，所以压缩空气系统中总是有液体水存在。

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Calgary-based Inter Pipeline is in the business of petroleum transportation, bulk liquid storage, and natural gas liquids extraction.

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