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| 先进弹道概念 | |||
| 先进弹道概念 (美国用这种新概念研究导弹再入体和弹道,提高未来导弹系统的突防能力) | |||
| English thesaurus | |||
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| advanced ballistic concepts: 2 phrases in 1 subject |
| Space | 2 |
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