The paper discussed the method of using active large-power DC standardresistor to verify DC resistance tester and analyzed its error.
阐述了有源大功率直流标准电阻器检定直流电阻测试仪的方法，对该检定方法进行了误差分析。
2
And he found something missing: a fourth basic circuit element besides the standard trio of resistor, capacitor and inductor.
然后他却发现了某些东西：一个除了由电阻，电容和电感组成的标准三重奏之外的第四个基本电路元件。
3
The paper introduces the principle of grounding resistor test, and designs an IPC-based grounding resistor testing system corresponding to the standard of IEC61010.