中国的火箭技术基本上都是模仿，模仿就需要与外国交流，交流就给人套出去了

来源: viBravo5 于 2023-07-09 17:56:04 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.