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отвод трубы | |||
колено трубопровода; колено трубы |
管 弯头 : 52 phrases in 11 subjects |
Antennas and waveguides | 1 |
Automobiles | 1 |
Construction | 3 |
Drilling | 1 |
Electronics | 2 |
General | 7 |
Metallurgy | 1 |
Oil / petroleum | 2 |
Oil processing plants | 4 |
Technology | 29 |
Textile industry | 1 |