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| in free air | |||
| в свободном воздухе: 34 phrases in 15 subjects |
| Aerohydrodynamics | 4 |
| Biology | 3 |
| Cartography | 3 |
| Electricity | 1 |
| Geology | 3 |
| Geophysics | 7 |
| Gravimetry | 3 |
| Makarov | 2 |
| Medical appliances | 1 |
| Mining | 1 |
| Navigation | 2 |
| Oceanography & oceanology | 1 |
| Physics | 1 |
| Technology | 1 |
| Дозиметрия | 1 |