相区 : 178 phrases in 37 subjects |
Air defense | 4 |
Artificial intelligence | 1 |
Aviation | 12 |
Biotechnology | 1 |
Business | 2 |
Communications | 2 |
Computers | 1 |
Darts | 1 |
Dermatology | 5 |
Desert science | 1 |
Earth sciences | 3 |
Economy | 1 |
Electronics | 15 |
Environment | 2 |
General | 5 |
Genetics | 2 |
Hydroelectric power stations | 2 |
Information technology | 6 |
Management | 1 |
Mathematics | 3 |
Metallurgy | 27 |
Mining | 1 |
Name of organization | 2 |
Oil / petroleum | 7 |
Otorhinolaryngology | 1 |
Polymers | 2 |
Project management | 1 |
Rail transport | 2 |
Refrigeration | 1 |
Soil science | 1 |
Space | 11 |
Steel production | 5 |
Technology | 39 |
Telecommunications | 2 |
Tennis | 1 |
United Nations | 4 |
Water resources | 1 |