второй степени: 29 phrases in 18 subjects |
Accounting | 1 |
Aerodynamics | 1 |
Air defense | 1 |
Astronomy | 2 |
Automobiles | 2 |
Biology | 2 |
Communications | 2 |
Computers | 1 |
Electronics | 1 |
Engines | 1 |
General | 1 |
Geophysics | 1 |
Information technology | 1 |
Law | 1 |
Mathematics | 6 |
Military | 1 |
Optics branch of physics | 3 |
Technology | 1 |