| 释义 |
luminous efficacy 【物理学】发光功效 以上来源于：《21世纪大英汉词典》 luminous efficacyn.1.符号为K(quotient of luminous flux and radiant flux)光视效能2.符号为ηv或Φv(quotient of luminous flux and power consumed)发光效能详细释义源自:《新世纪英汉大词典》Collins外研社 n光视效能发光效能luminous efficacy发光效率；光视性能luminous |