现在的任务交流电路中的定位快速和容易。
The task of locating AC circuits is now made quick and easy.
交流电路中的有用功率还取决于该电路中的电流和电压。
The useful power in ac circuit also depends on the current and voltage in the circuit.
J 0414型交流毫安表适用于中学、中专等实验室测量交流电路中的电流强度。
AC Milliammeter, Model J0414, is suitable for the laboratories of middle schools and polytechnic schools to measure current intensity in the AC circuit.
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