英语词汇“merton grating”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	merton grating
释义	Merton grating Merton grating [′mərt·ən ‚grād·iŋ] (optics) A type of diffraction grating which is produced by a process in which a helical thread is cut on a cylinder, and errors are smoothed by cutting a second thread further along the same cylinder with a Merton nut.
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Merton grating