open piping meaning in English
外露管道
Examples
- Opening pipe series all - purpose aluminum section materials
开口管系列通用铝型材 - Equipped with expanding mold of relative specifications , xrlk1125 , xrlk2050 auto pipe - expanding machines and relative pipes production line can realize full procedure automatic production of straight opening and protruding opening pipe - expanding of all plastic pipes from 75 - 630
Xrlk2050全自动扩孔机与相应的管材生产线、并配以响应的各规格扩孔模具，可完成75 - 630各规格内的塑料管材直口、凸口扩孔的全过程自动化生产。