整体国家的技术储备绝大多数都在私人企业，而中国的航天私企占多少比例？

来源: 咲媱于 2024-02-23 10:16:06 [博客] [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.