英语词汇“population inversion”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	population inversion
释义	WordReference Random House Unabridged Dictionary of American English © 2024 popula′tion inver′sion, [Physics.] Physicsa condition of matter in which more electrons are in a high energy state than in a lower energy state, as is required for the operation of a laser. 1960–65
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