英语词汇“f number”的翻译、意思、用法、释义-英汉汉英词典

单词	f number
释义	英汉大英汉大★◀▶孔径焦距比f number focal ratio 英汉大☞BEf number相对口径；相对孔径f number相對口徑；相對孔徑物理學名詞
随便看	cycling operation cycling pool cycling process cycling race cycling rate cycling ratio cyclings cycling, short cycling shorts cycling solenoid valve cycling tape cycling technique cycling thermal cycling tour cycling track cycling trip-free circuit-breaker cyclins cycliophora cyclisation cyclisation，cyclization cyclise cyclist cyclists cyclists' touring club 自行车旅行俱乐部 cyclitic membrane