In the subtractive process, colors are produced when dye (as in paint or color photographic materials) absorbs some wavelengths and so passes on only part of the spectrum.
而在减色法中，染料(比如在绘画颜料或彩色照相材料中)吸收了部分波长而只允许分光谱通过，从而产生各种色彩。
The paper describes the principle and method of spatial spectrum analysis to photographic image using an optics computer hybrid processing system.
本文介绍一种光学-计算机混合处理系统对图像进行空间频谱分析的原理和方法。
The paper describes the principle and method of spatial spectrum analysis to photographic image using an optics computer hybrid processing system.
本文介绍一种光学-计算机混合处理系统对图像进行空间频谱分析的原理和方法。
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