SpaceX's $2T Bet Has a Physics Problem [video]
Article URL: https://www.youtube.com/watch?v=S1umCJfbJ0w
Comments URL: https://news.ycombinator.com/item?id=50328228
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原文:https://www.a8q9.cn/en/article/spacex-s-2t-bet-has-a-physics-problem-video-e5cdf5.html