英语词汇“Stefan's law”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	Stefan's law
释义	Stefan's law (ˈstɛfənz) noun the principle that the energy radiated per second by unit area of a black body at thermodynamic temperature T is directly proportional to T4. The constant of proportionality is the Stefan constant, equal to 5.670400 × 10–8 Wm–2K–4 Also called: Stefan-Boltzmann law Word origin C19: named after Josef Stefan (1835–93), Austrian physicist
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