楼主: gdtv
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[已解决] 飞离地球为什么要达到第一宇宙速度?慢慢飞不行吗? |
发表于 2023-2-10 22:34:55
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发表于 2023-2-10 22:38:01
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发表于 2023-2-10 22:42:34
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发表于 2023-2-10 22:53:59
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发表于 2023-2-10 22:54:10
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