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1.The instrument is made up of an oscillating detector, which converts the distributed voltage of an insulator to ac signal for further treatment, a singlechip-microcomputer unit and a speaker system.
仪器采用振动式探头，把绝缘子的直流电压变成交流信号，处理后，语音直接报出绝缘子的电压值。收藏指正
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