5.水蒸气压力(water vapour pressure),单位为kPa,表示由水蒸气引起的空气压力,它是气压的组成部分,图中下部斜线,数值标在图的右下角;见图2.14和图2.39。
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这里不会有任何水蒸气,在利用圆柱活塞,外加一个大气压的压力的情况下。
This is not going to be any water vapor at one bar pressure on that cylinder.
在气井生产过程中,由于天然气压力和温度的降低,水蒸气会凝析成液态水。
During the process of gas production in gas Wells, vapor will condensate into liquid water due to the cut down of pressure and temperature of natural gas.
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