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| zweite Geschwindigkeit | |||
| вторая скорость: 27 phrases in 8 subjects |
| Aerodynamics | 7 |
| Astronautics | 1 |
| Astronomy | 6 |
| Aviation | 6 |
| General | 2 |
| Military | 3 |
| Missiles | 1 |
| Quantum electronics | 1 |
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