交换系数 : 89 phrases in 25 subjects |
Agriculture | 1 |
Air defense | 3 |
Animal husbandry | 1 |
Aviation | 4 |
Business | 7 |
Chemistry | 1 |
Computer networks | 3 |
Desert science | 1 |
Earth sciences | 4 |
Ecology | 1 |
Economy | 1 |
Electronics | 24 |
Geophysics | 1 |
Information technology | 3 |
Mathematics | 1 |
Metallurgy | 1 |
Multimedia | 1 |
Nuclear and fusion power | 1 |
Polymers | 1 |
Rail transport | 3 |
Shipbuilding | 1 |
Space | 5 |
Technology | 12 |
Telecommunications | 6 |
Wind Energy | 2 |