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#
普朗克常数
2 topics with this tag
骑猪兜风
· 7/4/2017
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科学: 用普朗克常数重新定义千克
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201360
骑猪兜风
· 6/30/2016
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科学: NIST-4瓦特天平首次测量普朗克常数
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201318
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骑猪兜风· 6/30/2016