英语词汇“positive eyepiece”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	positive eyepiece
释义	Definition of positive eyepiece in English: positive eyepiece noun Optics An eyepiece of an optical instrument consisting of two planoconvex lenses with their convex sides facing each other, so named because the image is formed in front of the lenses. Origin Mid 19th century; earliest use found in William T. Brande (1788–1866), chemist. Definition of positive eyepiece in US English: positive eyepiece noun Optics An eyepiece of an optical instrument consisting of two planoconvex lenses with their convex sides facing each other, so named because the image is formed in front of the lenses. Origin Mid 19th century; earliest use found in William T. Brande (1788–1866), chemist.
随便看	be joyful be jubilant be jumbled be jumping up and down be jumping up and down be just around the corner be (just) what the doctor ordered be just what the doctor ordered be (just) what the doctor ordered Bekaa be keen on be keyed up be keyed up be killed be killing be kind be kind enough to be kinder to be knocking head against a brick wall be knocking one's head against a brick wall be knowledgeable about beknown be known as be known as be known as

　

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更新时间：2024/9/20 20:24:13