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• 13:40, 14 December 2021 Yushuang200109011 talk contribs created page Paradigm shift (Created page with "==普朗克与黑体辐射== 在物理学中，黑体这一概念被用来描述这样一种理想化的物体——能够吸收外来的全部电磁辐射，而不会有任...")