英语词汇“f-number”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	f-number
释义	f-num·ber (ĕfnŭm′bər) n. The ratio of the focal length of a lens or lens system to the effective diameter of its aperture. Also called f-stop. [F(OCAL LENGTH) + NUMBER.]
随便看	stithy stiver stk. STL STM stoa stoat stob stochastic stochastically stochastic resonance stock stockade stockade fence stockage stockbreeder stockbreeding Stockbridge stockbroker stockbrokerage stockbroking stock car stock certificate stock company stock dividend

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