| |||
nonmetal pipe | |||
nonmetal lie pipe | |||
nonmetallic tube | |||
non-metallic pipe; non-metallic piping; non-metallic tube; non-metallic tubing; non-metal pipe |
非金属管 : 11 phrases in 5 subjects |
Aviation | 3 |
Electronics | 1 |
Refrigeration | 1 |
Space | 1 |
Technology | 5 |