词汇“f-number”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	f-number
释义	f-numberf-number[ˈefˌnʌmbə]n.1.■【摄】光圈数effective f-number【摄】有效光圈数overall f-number总光圈大小, 总孔径焦距比
随便看	impulse repeater impulse repeating impulse repetition impulse response impulse response matrix impulse scaler impulse section blade impulse sender impulse sequence impulse signalling impulse slice circuit impulse solenoid impulse sound level meter impulse source impulse spring impulse spring break impulse stage impulse starter impulse strength impulse switch impulse tachometer impulse tangent circle impulse tank impulse target diagram impulse telemeter

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