辉度比（luminance ratio）视野内二地区辉度大小之比24.辉亮度（luminancephotometric brightness）指于一已知方向的任一光照面上，自该方向观看该面之单位...
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... luminance non?uniformity 亮度非均匀性 亮度非均匀性 luminance ratio 亮度比率 luminance threshold 亮度阈限 ...
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...或应用的技巧-此外亮度 (luminance or nits = cd/m 2 ) 是显 示器最重要的规格之一，在这里我们主要用亮度比值 (luminance ratio) 当作比 较增光膜优劣的基准-然而表面微结构用在显示器上时，除了效率的提升，还 会因微结构造成杂散光的增加，进而使影像画质变...
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... 亮度比 brightness contrast; brightness ratio; luminance ratio 亮度比尺，亮度比 brightness scale 亮度比配 brightness match ...
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peak luminance ratio 峰值亮度比
chrominance-luminance ratio 色度
Luminance ratio of the work region in the study is not too big. If the luminance ratio is over big, it can make incitement to eyes, and make visual organs tired and nervous, more worse, can produce the glare.
书房中工作学习区域的亮度比不宜过大，如果亮度比过大则对眼睛有刺激作用，使视觉器官感到紧张和疲劳，更甚者，会产生眩光。
参考来源 - 住宅书房人工照明环境的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The paper studies the influence of luminance, luminance ratio and the light sources on the lighting environment and provides reference and gist for the illumination design and further research.
目的研究亮度、亮度比、光源等因素对照明环境的影响，为照明设计的进一步研究提供参考和依据。
Through this system, it is able to cut and extract photo information automatically, correct slant quickly, adjust luminance and chrominance, cut and rotate pictures, and make ratio prints.
通过该系统可以实现照片的自动切割提取、自动倾斜校正，并实现图象亮度、对比度调整，裁剪、旋转、缩放等功能。
Optical characteristics-related measurement projects in it include: shining luminance, angle-related luminance uniformity, angle-related contrast ratio, gray scale curve, etc.
其中与光学特性测量有关的项目有：发光亮度、角度相关亮度均匀性、角度相关对比度、灰阶色度线性等。
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