名词
中文翻译：逐级可变光衰减器
同义词：
['stepwise variable attenuator', 'stepwise variable opticalattenuator']
例句：
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1.The stepwise variable optical attenuator is used to adjust the intensity oflight passing through it.
逐级可变光衰减器用于调整通过它的光线强度。
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2.The stepwise variable optical attenuator was designed to improve the accuracy ofmeasurements in a laboratory environment.
逐级可变光衰减器被设计用来提高实验室环境中测量的准确性。
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3. The stepwise variable opticalattenuator was installed in thenew building's lighting system to reduceenergy consumption.
在新建建筑的照明系统中安装了逐级可变光衰减器，以减少能源消耗。