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1. The photoelectric detector isused to detect the presence of light.
光电探测器用于检测光线的存在。
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2. In thisexperiment, we used aphotoelectric detector to measure theintensity of the light.
在这个实验中,我们使用光电探测器来测量光的强度。
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3. The photoelectric detector can be usedto detect changes in temperature or pressure.
光电探测器可以用于检测温度或压力的变化。