英语词汇“optical lever”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	optical lever
释义	optical lever noun : an arm or lever the displacement of which is measured by an attached mirror and a fixed telescope and scale commonly used for measuring small lengths
随便看	axis axis cylinder axis cylinder process axis deer axised axis of abscissas axis of a curve axis of a lens axis of an airfoil axis of ordinates tripleback triple block triple bond triple counterpoint triple crown triple-expansion engine triple first triple fugue triple fusion triplegia triple-header triple jump triple jumper triple-nerved triple play

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