It is suitable for control weak voltage current signal in the frequency converter control loop.
主要用于变频器控制回路中微弱电压、电流信号的控制。
Ohm's Law - relationship between voltage, current and resistance in D. C. circuit.
欧姆定律—在直流电路中，电压，电流与电阻的关系。
With 12 LED digital display, can show the tube voltage, current and count value.
具有12位LED数码管显示，可分别显示电压、电流、计数值。
For example, a lab may use different standards for voltage, current, and frequency.
例如，一个实验室可能对电压、电流和频率采用不同标准。
For example, a lab may use different standards for voltage, current, and frequency.
例如，一个实验室可能对电压、电流和频率采用不同标准。
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