voltmeter-ammeter method [电] 伏安法
three-ammeter method [电] 三安培计方法 ; 三安培计法
three ammeter method 三安培表法 ; 三安培计法
voltmeter-ammeter r method 伏安法
method three-ammeter 三安培计法
One suitable definition of significant figure is introduced and the reasonable data treatment result in measuring resistance with voltmeter-ammeter method is obtained.
本文介绍了一种较具适用性的有效数字的定义，并给出了伏安法测电阻时数据处理的合理结果。
An infinite wire carrying standard high current perpendicular to the geometric center of the clamp ammeter should be the ideal method for the clamp ammeters calibration.
钳形电流表理想的校准方法是用标准电流源对一根无限长导线加测试电流，并使该导线垂直穿过被校钳形表的几何中心。
In this method, a constant voltage source (v) is placed in series with the unknown resistor (r) and an ammeter (IM).
在此方法中，恒压源(V)与未知电阻(R)和安培计(IM)相串联。
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