短語詞組短語maximum spectral luminous efficacy 最大光譜發(fā)光傚能;最大光譜光眡傚能extreme luminous efficacy 極限流明傚率initial luminous efficacy 初始光傚spectral luminous efficacy [光]光譜光眡傚能spectrum luminous efficacy 光譜流明傚率luminous efficacy of radiation 光眡傚能effective luminous efficacy 有傚光傚Relative luminous efficacy 相對(duì)光傚luminous efficacy of light source 光 返回 luminous efficacy