英语单词“f-number”的翻译、意思、用法、释义-英汉词典

单词	f-number
释义	f-number['efnʌmbə]n.1.■【摄影术、光学】f值，光圈数；孔径焦距比(符号F／， f／， f， F， f׃，f.)
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