And this is helpful for the unity of well completion fluid with drilling fluid to prevent well slough and protect gas zone.In deep gas wells without interm...是什么意思_And this is helpful for the unity of well completion fluid with drilling fluid to prevent well slough and protect gas zone.In deep gas wells without interm...在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句