压配合: 51 phrases in 19 subjects |
Automobiles | 7 |
Aviation | 4 |
Chemistry | 1 |
Compressors | 2 |
Construction | 1 |
Drilling | 2 |
Electric machinery | 2 |
Electronics | 2 |
General | 1 |
Materials science | 1 |
Mechanic engineering | 1 |
Metallurgy | 1 |
Nautical | 2 |
Oil / petroleum | 3 |
Plastics | 2 |
Rail transport | 1 |
Shipbuilding | 1 |
Space | 1 |
Technology | 16 |