| 单词 | emittance |
| 释义 | emittance[ ih-mit-ns ] / ɪˈmɪt ns / noun Optics.the total flux emitted per unit area. Compare luminous emittance, radiant emittance. Origin of emittanceFirst recorded in 1935–40; emit + -ance Words nearby emittanceemission spectrum, emissions trading, emissive, emissivity, emit, emittance, emitter, EMLA, Emlyn, Emma, Emmanuel Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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