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单词
photon flux
释义
photon flux
photon flux
[
′fō‚tän ‚fləks
]
(optics)
The number of photons in a light beam reaching a surface, such as the surface of the photocathode of a photomultiplier tube, in a unit of time.
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更新时间:2025/6/30 18:00:47