当PTFE用于使用可以同水反应的酸性或碱性气体气体的系统时，它们的水蒸汽会在系统内导致腐蚀性酸性或碱性液体的生成。
When PTFE washers are used in systems using water-reactive acidic or basic gases, their moisture can cause the formation of corrosive acids or alkaline liquids in the system.
该气田腐蚀主要有硫化物应力腐蚀和酸性气体的电化学失重腐蚀两类。
In this gas field, there are mainly two kinds of corrosion-sulfide stress corrosion and electrochemical weightlessness corrosion by sour gas.
二氧化碳是一种弱酸性气体，它在石油及气体工业中是一种腐蚀剂，它在天然气中的含量少则痕迹，至50%以上。
Carbon dioxide is a species of weak acidic gas, it is a erodent in oil and gas industries, its content in natural gas may vary from trace to more than 50%.
对炼油厂低压湿式螺旋气柜的腐蚀原因进行分析，结果表明：腐蚀主要是由H_2S和CO_2等酸性气体引起。
The analysis of the corrosion in refinery low-pressure fluid seal gas holder reveals that the corrosion is mainly caused by the sour gas containing H_2S and CO_2, etc.
另外，用直接蒸汽加热接触器以脱出酸性气体，并将酸性气体引入煤气系统，对于减缓腐蚀十分必要。
In addition, for corrosion reducing and retarding, it is necessary to use steam directly to heat contactor to remove acidic vapor and to lead acidic vapor into gas system.
铜箔和黄铜板都有脱锌腐蚀的现象发生，铜箔在酸性气体中的腐蚀程度比黄铜板要严重的多。
Both copper foil and brass plate have the phenomenon of dezincification, the copper foil had more serious corrosion than brass plate than in the acid environment.
二氧化碳是一种弱酸性气体，它在石油及气体工业中是一种腐蚀剂，它在天然气中的含量少则痕迹，至0%以上。
Carbon dioxide is a species of weak acidic gas, it is a erodent in oil and gas industries, its content in natural gas may vary from trace to more than 0%.
二氧化碳是一种弱酸性气体，它在石油及气体工业中是一种腐蚀剂，它在天然气中的含量少则痕迹，至0%以上。
Carbon dioxide is a species of weak acidic gas, it is a erodent in oil and gas industries, its content in natural gas may vary from trace to more than 0%.
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