兑水 发表于 2009-11-30 21:12:34

ASTM F 1443-1993 作为测量商业拷贝影像视频成像质量检验仪器...

F1443-93(2003) Standard Practice for Using 0.008-in. (0.203-mm) Aperture Reflectometers as Test Instruments for Measuring Visual Image Quality of Business Copy Images
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