通用阀门 meaning in English
general ale
general purpose industrial valves-flanged and butt-weld end steel ball valves
general valve
Examples
- General purpose industral valves ? marking
通用阀门标志 - General purpose industrial valves - flanged and butt - weld end steel ball valves
通用阀门法兰和对焊连接钢制球阀 - General purpose industrial valves - casting iron globe valves and lift check valves
通用阀门铁制截止阀与升降式止回阀 - Code for operation maintenance repair of general purpose valve in oil and gas pipeline
输油气管道通用阀门操作维护检修规程 - General purpose industrial valves - flanged steel globe valves and lift check valves
通用阀门法兰连接钢制截止阀和升降式止回阀