光度
[guāng dù]
new
光度的英文翻译
基本释义
参考释义
- 光度 [guāng dù]
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- {物} luminosity
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短语光度测定法photometry光度测量法photometric method光度法photometry光度分析器photometric analyzer光度高温计pyrophotometer光度过大恒星overluminous star光度过低恒星underluminous star光度基准(器)primary photometric standard光度计算机photometric computer光度适应计biophotometer光度术photometry光度特大恒星{天} overluminous star光度遥测术telephotometry
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光度的用法和样例:
例句
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你用的胶卷感光度是多少?
What's the speed of the film you're using? -
光度计用来测量光的性质、尤其是光的强度和通量的仪器
An instrument for measuring a property of light, especially luminous intensity or flux. -
光度视网膜亮度单位,相当于每平方米有一烛光亮度的表面,通过一平方毫米的瞳孔区域,到达视网膜的光线数量
A unit of retinal illumination, equal to the amount of light that reaches the retina through 1 square millimeter of pupil area from a surface having a brightness of 1 candela per square meter. -
北极星第二星的光度中的一颗星,位于小熊星座把柄的末端,几乎位于北天极
A star of the second magnitude, at the end of the handle of the Little Dipper and almost at the north celestial pole.