大光譜光視效能 spectral luminous efficacy: 光譜光視效能luminous efficacy: 發(fā)光功效; 發(fā)光效率; 發(fā)光效能; 照明效率maximum efficacy: 最大效能luminous efficacy of radiant flux: 視見函數(shù),光見度luminous efficacy(of a source): (發(fā))光效能(光源的)下載手機詞典可隨時隨地查詞查翻譯