伺服机构: 180 phrases in 20 subjects |
Agriculture | 2 |
Air defense | 4 |
Astronautics | 1 |
Automobiles | 16 |
Aviation | 10 |
Business | 1 |
Chemistry | 2 |
Computers | 1 |
Electric machinery | 2 |
Electronics | 10 |
General | 6 |
Information technology | 2 |
Metallurgy | 2 |
Nautical | 1 |
Oil / petroleum | 2 |
Rail transport | 3 |
Shipbuilding | 4 |
Space | 29 |
Technology | 79 |
Wind Energy | 3 |