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luminance

/ˈluːmɪnəns/ /ˈluːmɪnəns/
  • n.
    [光][电子]亮度;[光]发光性(等于 luminosity);光明
GRE

双语例句

  1. CCD imaging luminance meter of wider range measure is obtained by using CCD with the function of charge cumulation, using methods of charge and digital cumulation.
    采用具有电荷累积功能的面阵CCD器件,电荷累积与数字累积相结合的方法,提出了可获得更大范围量程的CCD成像型亮度计系统。
  2. The functions can be realized by the system, for example, display in same time about image, test frame, luminance value and set parameter, and wide-range measure, etc.
    该系统的建立,可实现图像、测试框、亮度值、设定参数的同屏显示及宽量程测量等多种功能。
  3. Using these shapes, the team arranged the two "shoals" so that they had the same overall surface area and luminance even though they contained a different number of objects.
    同类鱼群”被分成两组,两组”鱼群”是由整体表面积和亮度都一致的几何形状组成的,只是每组里”鱼群”内个体数量不一样。

相关短语

  • luminance contrast
    亮度对比;辉度对比;亮度衬比;亮度反差
  • luminance factor
    亮度因数;亮度因素;亮度因子;耀度率
  • luminance ratio
    辉度比;亮度比率;亮度比值;亮度比
  • luminance values
    照度数值
  • veiling luminance
    光幕照明;亮度;光度耗散

词语扩展

n.
[电子]亮度;[光]发光性(等于luminosity);光明
adj.
luminous发光的;明亮的;清楚的
n.
luminary发光体;杰出人物;知识渊博的人
luminosity[光][天] 光度;光明;光辉

英英释义

  • n.the quality of being luminous; emitting or reflecting light

词源

  • luminance亮度
    来自拉丁语lumen,光亮,光线,词源同light.
  • luminance发光,光亮,亮度
    词根词缀: -lumin-光,照 + -ance名词词尾