清华十几年前就发过卫星清华卫星诞生记 http://www.tsinghua.edu.cn/publish/thunews/

来源: meiqian 于 2018-06-05 17:47:10 [旧帖] [给我悄悄话] 本文已被阅读：次

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清华十几年前就发过卫星 清华卫星诞生记 http://www.tsinghua.edu.cn/publish/thunews/