名词
中文翻译：电压表放大器
同义词：
['voltage-measuring amplifier', 'voltage measuring amplifier']
例句：
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1. The galvanometer amplifier was used to measure the voltage across the resistor.
用电压表放大器测量电阻两端的电压。
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2. The engineer used the galvanometer amplifier to adjust the gain of the circuit.
工程师使用电压表放大器调整电路的增益。
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3.The galvanometer amplifier was used to detect any fluctuations in the electrical signal.
电压表放大器用于检测电信号的任何波动。