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coupling tube |
联接管 : 32 phrases in 11 subjects |
Architecture | 1 |
Compressors | 1 |
Drilling | 1 |
Engineering geology | 2 |
Explosives and Explosive Ordnance Disposal | 1 |
Metallurgy | 4 |
Nautical | 1 |
Navigation | 1 |
Oil / petroleum | 5 |
Project management | 1 |
Technology | 14 |