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1.The photodetector is used to detect the presence of light in a dark environment.
光检测器用于在黑暗环境中检测光线的存在。
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2.The photodetector was designed to improve the accuracy of the image recognition system.
光检测器被设计用来提高图像识别系统的准确性。
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3.The photodetector can detect small changes in temperature and pressure.
光检测器可以检测温度和压力的微小变化。