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| solid propellant | |||
| solid rocket fuel | |||
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固体 火箭燃料 : 20 phrases in 7 subjects |
| Air defense | 1 |
| Astronautics | 1 |
| Aviation | 4 |
| Business | 1 |
| General | 5 |
| Space | 7 |
| Transport | 1 |
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