美国与俄罗斯举行太空安全交流
2020年7月28日美国东部夏令时间下午07:43
发言人办公室
阅读原文: https://china.usembassy-china.org.cn/the-united-states-and-russia-hold-space-security-exchange/
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2020年7月28日美国东部夏令时间下午07:43
发言人办公室
阅读原文: https://china.usembassy-china.org.cn/the-united-states-and-russia-hold-space-security-exchange/