The power source supplies electricity to the comparison circuit;
电源、比较电路、负载;
Direction control signal is given by the voltage comparison circuit.
方向控制信号由电压比较电路生成。
The voltage comparison circuit generates a control signal based on a comparison between the first voltage and the second voltage.
电压比较电路基于第一电压和第二电压之间的比较产生控制信号。
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