英语词汇“objective 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	objective grating
释义	objective grating objective grating See objective prism. objective grating [äb′jek·tiv ′grād·iŋ] (optics) A series of equally spaced parallel wires placed over the objective lens of a telescope; photographic magnitudes of stars are calculated from the relative brightnesses of images in the resulting diffraction pattern.
随便看	srmab srmac srmap srmb srmbc srmbok srmbr srmc srmca srmcase srmcb srmcc srmcf srmcr srmd srmdb srmdp srm-e srme srmec srmed srmf srmfcu srmg srmh

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