常見(jiàn)例句雙語(yǔ)例句By analyzing oil and gas gathering process in Hekou Oil Production Factory, the substitution of electrochemical dehydration with stepped thermal-chemical settling dehydration is presented.通過(guò)對(duì)河口采油廠油氣集輸生產(chǎn)工藝的分析研究，提出用階梯式熱化學(xué)沉降脫水工藝來(lái)代替電化學(xué)脫水工藝； 返回 electrochemical dehydration