• 1. Luminous Efficacy: 发光效率 | 光视效能 | 照明效率 | 发光效能
• 2. spectral luminous efficacy: 光谱光视效能
• 3. luminous efficacy of a source: 光源的发光效能

更多释义

• 1.Cool light, Good monochromaticity. High luminous efficacy.
  冷光源，单色性好，发光效率高。
  dict.yoduao.com
• 2.Such luminous efficacy is probably beyond the scope of incandescent technology.
  这种照明效率可能就超出了白炽灯的技术范围。
  dict.yoduao.com
• 3.Due to its high luminous efficacy and tong lifetime the high-power high-frequency electrodeless lamp has remarkable energy saving effect.
  大功率高频无极灯光效高、寿命长，节能效果显著。但其灯泡较高的工艺要求一直是阻碍其批量生产的难题。
  dict.yoduao.com

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