英语词汇“diffraction grating”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	diffraction grating
释义	WordReference Random House Unabridged Dictionary of American English © 2024 diffrac′tion grat′ing, [Physics.] Physicsa band of equidistant, parallel lines, usually more than 5000 per inch (2000 per centimeter), ruled on a glass or polished metal surface for diffracting light to produce optical spectra. Also called grating. 1865–70
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