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1.The photoelectric galvanometer is used to measure the intensity of light.
光电测光计用于测量光线的强度。
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2. The engineer used the photoelectric galvanometer to detect the temperature changes in the room.
工程师使用光电测光计来检测房间的温度变化。
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3. The photoelectric galvanometer was used to measure the voltage across the resistor.
光电测光计被用来测量电阻两端的电压。