焊 铁 : 75 phrases in 15 subjects |
Agriculture | 2 |
Architecture | 1 |
Chemistry | 2 |
Construction | 1 |
Drilling | 1 |
Electronics | 1 |
Energy industry | 1 |
General | 2 |
Metallurgy | 27 |
Mining | 1 |
Oil / petroleum | 4 |
Rail transport | 5 |
Shipbuilding | 1 |
Space | 1 |
Technology | 25 |