These Numbers, as well as Numbers representing value, hue, and chroma, vary with color in a systematic fashion that can be graphed to produce a chromaticity diagram.
这些代表亮度、色调和彩度的数值，随色泽的不同而发生规律性的变化，这种规律可绘制成色度图。
The method of detection and evaluation used chromaticity detection to print through, with practical extending application value, was first put forward.
首次提出了使用色度检测法作为印刷透印的检测评价方法，具有实际推广应用价值。
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