英语词汇“mechanical equivalent of light”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	mechanical equivalent of light
释义	mechanical equivalent of light noun The ratio of radiant flux to luminous flux, expressed in watts per lumen (= 0.0015 watt per lumen at 555 nm wavelength). Origin Early 20th century; earliest use found in Proceedings of the Royal Society of London.
随便看	Teller, Edward teller machine Teller mine tellership teller vote tellicherry bark telligraph tellin tellina telling tellingly telling-off tellinid tellinoid tell it like it is tell its own tale (or story) tell it to the hand tell me about it tell me another tellograph tell one's beads tell-pie tell-piet tell someone off tell someone's fortune

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

mechanical equivalent of light