Read Edit View history 发光度 fāguāngdù luminosity Origin Definitions Defs Strokes Stroke Words Sentences Sents 发光度 發光度 fāguāngdù luminosity The degree of brightness of a light-emitting body. luminous efficacy; luminous factor (Physics) The ratio of luminous flux to radiant flux, representing the proportion of radiation that is visible light Cross-References Same as 亮度 liàngdù
发光度 發光度 fāguāngdù luminosity The degree of brightness of a light-emitting body. luminous efficacy; luminous factor (Physics) The ratio of luminous flux to radiant flux, representing the proportion of radiation that is visible light Cross-References Same as 亮度 liàngdù