| 单词 | radiant power |
| 释义 | > as lemmasradiant power radiant power n. the ability to radiate heat, or light; (Physics) the power of radiated energy; spec. = radiant flux n. ΘΚΠ the world > matter > physics > electromagnetic radiation > heat > [noun] > emission or diffusion > energy produced by > as flow flux1863 radiant power1863 radiant flux1896 radiance1917 1863 E. L. Youmans Class-bk. Chem. 142 If the metal is covered with woollen or velvet, its radiant power is increased. 1864 Philos. Trans. (Royal Soc.) 154 368 The radiant power of the salt is little more than one-third that of the glass. 1923 Sci. Papers U.S. Bureau of Standards No. 475. 132 The ratio of luminosity to radiant power—the luminous efficiency. 1932 A. C. Hardy & F. H. Perrin Princ. Optics i. 19 If the human eye were uniformly sensitive to radiation of all wave lengths, the radiant power expressed in watts would provide an adequate method of evaluating the flux. 2003 Proc. National Acad. Sci. U.S.A. 100 6282/1 The first step of the analysis was to multiply the figures..by the spectral radiant power distribution of D65 light. < as lemmas |
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