片语
luminous efficacy of light source光
extreme luminous efficacy极限流明效率
initial luminous efficacy初始光效
maximum spectral luminous efficacy最大光谱发光效能
effective luminous efficacy有效光效
spectrum luminous efficacy光谱流明效率
luminous efficacy of radiation光视效能
luminaire efficiency灯具效率;照莽率;照明效率
Relative luminous efficacy相对光效
spectral luminous efficacy[光]