名词
中文翻译：光束比例
同义词：
['光比，光强比例句：1. The engineer used a beam ratio to calculate the optimal angle for the light source.（工程师使用光束比例来计算光源的最佳角度。）']
例句：
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1. The engineer used a beam ratio to calculate the optimal angle for the light source.
工程师使用光束比例来计算光源的最佳角度。
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2.The beam ratio of this new laser is significantly higher than that of the old one.
这种新型激光器的光束比例明显高于旧型号。
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3.The beam ratio is an important factor in determining the quality of the image.
光束比例是决定图像质量的重要因素。