名词
中文翻译：光度学
同义词：
['photometric measurement', 'photometriccalibration']
例句：
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1. Thescientist used a photometric device to measurethe intensity of light.
科学家使用一种光度计来测量光线的强度。
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2. Thephotometric data was used to calculate theaverage brightness of the scene.
光度数据被用来计算场景的平均亮度。
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3. Thephotometric chart shows the relative intensities of different colors.
光度图表显示了不同颜色的相对强度。