After technical renovation the systems for gasification sewage and heat power ash effluent achieve closed-circuit circulation, so as to accomplish zero discharge of the gasification and heat power sewage.是什么意思_After technical renovation the systems for gasification sewage and heat power ash effluent achieve closed-circuit circulation, so as to accomplish zero discharge of the gasification and heat power sewage.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句