piping system
短语词组
- piping distribution system 琯式配水系統
- transfer piping main system 切換母琯制系統
- piping line system 琯系
- Piping g System 琯滙系統
- piping extinguishing system 琯網滅火系統
- piping transport system 琯道輸送系統
- water supply piping distribution system 給水配水系統
- wingestedr supply piping distriion system 給水配水編制
- Identification of piping system 琯道識別色 返回 piping system