“f-number”的概念、定义、翻译、参考文献-科学参考

单词	f-number
释义	f-number Physics See aperture.
随便看	PIO PIOCW pion Pioneer pioneer community Pioneer Venus pi orbital pipe pipe chase pipefish pipeline pipeline processing pipelining Pipe Nebula piperidine pipe-roll pipestill pipetrack pipette pipette analysis pipework piping and instrumentation diagram pipit pipkrake PIPO

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