 |
| поток воздуха: 100 phrase in 15 subjects |
| Astronautics | 12 |
| Aviation | 43 |
| Biotechnology | 1 |
| Chemistry | 2 |
| Food industry | 6 |
| General | 2 |
| Hydraulic engineering | 1 |
| Mechanic engineering | 1 |
| Medical | 1 |
| Metallurgy | 4 |
| Meteorology | 1 |
| Mining | 1 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 23 |
| Textile industry | 1 |