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https://dprenvip.blog/2019/07/24/%e4%b8%a4%e5%8d%83%e5%a4%9a%e5%ba%a6%e6%97%b6%ef%bc%8c%e5%86%b0%e5%8f%98%e6%88%90%e4%ba%86%e9%bb%91%e8%89%b2/
两千多度时,冰变成了黑色