对于信号调节、信号硬件调理或是DAQ设备直接测量，你首先必须将其换算成电信号，如电压或电流。
For signal conditioning hardware to condition a signal, or for the DAQ device to measure it directly, you must first convert it to an electrical signal such as voltage or current.
使用伏米，电流表和其他电子测量仪器和设备，检查和测试已安装电气设备及仪器，定位电气故障和检查其操作。
Inspect and test installed electrical equipment and apparatus to locate electrical faults and check their operation, using volt meters, ammeters and other electrical test instruments and equipment.
电流传感器是电力设备局部放电在线监测系统中的一个重要组成部分，其局部放电信号传输特性直接影响测量结果。
Current sensor is an important element for on line PD monitor of electric power equipment and its transfer characteristic has a direct influence on PD measurement.
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