模拟 试 验 : 193 phrases in 26 subjects |
Agriculture | 1 |
Air defense | 2 |
Automobiles | 18 |
Aviation | 24 |
Business | 1 |
Compressors | 1 |
Desert science | 1 |
Earth sciences | 6 |
Ecology | 3 |
Economy | 1 |
Electronics | 12 |
General | 5 |
Hydroelectric power stations | 3 |
Mechanics | 1 |
Metallurgy | 1 |
Nautical | 2 |
Oil / petroleum | 9 |
Plastics | 4 |
Rail transport | 2 |
Shipbuilding | 4 |
Space | 33 |
Technology | 54 |
Telecommunications | 2 |
Textile industry | 1 |
Water resources | 1 |
Wind Energy | 1 |