英语词汇“photoelectric threshold”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	photoelectric threshold
释义	WordReference Random House Unabridged Dictionary of American English © 2024 pho′toelec′tric thresh′old, [Physics.] Physicsthe minimum frequency or maximum wavelength of incident radiation necessary to release photons from a given surface.
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