“luminosity”的概念、定义、习题解题方法及翻译-物理辞典

单词	luminosity
释义	luminosity 1\nLuminous intensity in a particular direction; the apparent brightness of an image. 2 The brightness of a star defined as the total energy radiated in unit time. It is related to the surface area (A) and the effective temperature ( T_e ; the temperature of a black body having the same radius as the star and radiating the same amount of energy per unit area in one second) by a form of Stefan's law, i.e. L = AσT_e⁴ where σ is the Stefan constant and L is the luminosity.
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物理辞典收录了3346条物理词条，基本涵盖了常用物理知识及物理英语单词词组的翻译及用法，是物理学习的有利工具。