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单词
emittance
释义
WordReference Random House Unabridged Dictionary of American English © 2024
e•mit•tance
(i mit
′
ns),
USA pronunciation
n.
[
Optics.
]
Optics
the total flux emitted per unit area. Cf.
luminous emittance, radiant emittance.
emit
+ -
ance
1935–40
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更新时间:2025/11/22 5:44:10