孔径直经和持续时间远远落后中国的。美国高超声速导弹落后，和没有合适的超高速风洞有些关系

来源: 奔流12959 于 2021-06-01 18:22:23 [旧帖] [给我悄悄话] 本文已被阅读：次

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