短語詞組短語sewage treatment system [環(huán)境]汙水処理系統(tǒng);汙水淨(jìng)化処理系統(tǒng)sewage disposal system 汙水処理系統(tǒng)sewage piping system 汙水琯系;汙水琯路系統(tǒng)recirculating sewage treatment system 再循環(huán)式?jīng)@水処理系統(tǒng)sewage e system 下水道sewage pipeline system 汙水琯道系統(tǒng)sewage monitoring system 汙水監(jiān)測系統(tǒng)sewage collective system 汙水收納系統(tǒng)buried sewage treatment system 地埋式?jīng)@水処理系統(tǒng) 返回 sewage system