英语词汇“luminous efficiency”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	luminous efficiency
释义	luminous efficiency noun : the ratio of the total luminous flux radiated by any source to the total radiant flux from that source commonly expressed in lumens per watt
随便看	kakaralli kakariki kakatoe kakawahie kakawariki kakemono kakeralli kaki kakidrosis kakiemon kakistocracy kakkak kako- kako kakogenic kakortokite kaku kakur kal kala kala-azar kalam kalamata Kalamein kalamian

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