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photometer

 
[f??'t?m?t?]     [fo?'t?m?t?]    
  • n. [物]光度計;光度測定器
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photometer的英文翻譯是什么意思,詞典釋義與在線翻譯:

英英釋義

Noun:
  1. measuring instrument for measuring the luminous intensity of a source by comparing it (visually or photoelectrically) with a standard source
  2. photographic equipment that measures the intensity of light

photometer的用法和樣例:

例句

用作名詞 (n.)
  1. We must carry out the measuremnt with a photometer on an airplane.
    要進行這種測量,我們必須使用一臺裝在飛機上的光度計。
  2. Photometer for measuring the directional light distribution characteristics of sources or luminaires.
    測量光源或燈具定向光線分布特性的光度計。

詞匯搭配

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