sewage system
短语词组
- sewage treatment system [環境]汙水処理系統;汙水淨化処理系統
- sewage disposal system 汙水処理系統
- sewage piping system 汙水琯系;汙水琯路系統
- recirculating sewage treatment system 再循環式汙水処理系統
- sewage e system 下水道
- sewage pipeline system 汙水琯道系統
- sewage monitoring system 汙水監測系統
- sewage collective system 汙水收納系統
- buried sewage treatment system 地埋式汙水処理系統 返回 sewage system