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flight model (泛指可用于发射的航天器,通常统称为正样星) |
发射星: 89 phrases in 13 subjects |
Astronautics | 1 |
Aviation | 12 |
Earth sciences | 3 |
Economy | 1 |
Electronics | 6 |
General | 4 |
Nautical | 2 |
Shipbuilding | 1 |
Space | 46 |
Technology | 8 |
Telecommunications | 1 |
United Nations | 1 |
United States | 3 |