| 单词 | luminous energy |
| 释义 | luminous energynounenergy emitted or propagated in the form of light; the product of a luminous flux and its duration, measured in lumen secondsSymbol: Q v Words nearby luminous energyluminosity class, luminous, luminous efficacy, luminous efficiency, luminous emittance, luminous energy, luminous exitance, luminous flux, luminous flux density, luminous intensity, luminous paint Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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