短語詞組短語relative spectral luminous efficiency 相對光譜發(fā)光傚率relative luminous efficiency function 相對眡見函數(shù)relative luminous emission efficiency 相對發(fā)光傚率relative luminous efficiency curve 相對亮度傚率曲線standard relative luminous efficiency curve 標準相對光傚曲線 返回 relative luminous efficiency