齿轮箱 : 286 phrases in 24 subjects |
Agriculture | 2 |
Air defense | 1 |
Automobiles | 12 |
Aviation | 15 |
Business | 1 |
Chemistry | 2 |
Compressors | 5 |
Computer numerical control | 1 |
Drilling | 2 |
Earth sciences | 1 |
Electric machinery | 1 |
General | 4 |
Hydroelectric power stations | 3 |
Mechanics | 5 |
Metallurgy | 8 |
Nautical | 41 |
Oil / petroleum | 14 |
Plastics | 2 |
Rail transport | 8 |
Shipbuilding | 29 |
Space | 5 |
Steel production | 2 |
Technology | 99 |
Wind Energy | 23 |