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| ceiling of the atmosphere; top of the atmosphere | |||
| предел атмосферы: 56 phrases in 11 subjects |
| Aerohydrodynamics | 2 |
| Astronautics | 21 |
| Aviation | 1 |
| Makarov | 2 |
| Meteorology | 1 |
| Military | 17 |
| Missiles | 1 |
| Nanotechnology | 5 |
| Nuclear and fusion power | 1 |
| Scientific | 1 |
| Technology | 4 |