框 标 : 70 phrases in 20 subjects |
Agriculture | 3 |
Air defense | 2 |
Animal husbandry | 2 |
Aviation | 6 |
Economy | 1 |
Electronics | 5 |
General | 2 |
Information technology | 1 |
International Monetary Fund | 5 |
Librarianship | 1 |
Mathematics | 1 |
Nautical | 1 |
Oil / petroleum | 1 |
Plastics | 1 |
Polygraphy | 1 |
Remote sensing | 3 |
Space | 7 |
Technology | 25 |
United Nations | 1 |
Water resources | 1 |