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| астронавигационная система | |||
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celestial navigation system : 3 phrases in 3 subjects |
| Astronautics | 1 |
| Navigation | 1 |
| Technology | 1 |
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| астронавигационная система | |||
|
celestial navigation system : 3 phrases in 3 subjects |
| Astronautics | 1 |
| Navigation | 1 |
| Technology | 1 |