 |
| эллиптическое сечение: 30 phrases in 16 subjects |
| Aerohydrodynamics | 2 |
| Antennas and waveguides | 1 |
| Astronautics | 3 |
| Aviation | 9 |
| Ecology | 1 |
| Geophysics | 1 |
| Household appliances | 1 |
| Makarov | 2 |
| Mathematics | 1 |
| Metallurgy | 1 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Oil and gas | 2 |
| Physics | 1 |
| Technology | 1 |
| Wood processing | 1 |