“Merton grating”的概念、定义、翻译、参考文献-科学参考

单词	Merton grating
释义	Merton grating [`mǝrt·ǝn ´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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