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介绍了DYD-1型调度通信总机电源电路的改进方法,延长了蓄电池的使用寿命,增强了电源电路抗交流停电能力,提高系统运行的可靠性。
The improved method of DYD-1 dispatching communication switchboard power supply circuit is introduced, which prolongs the service life of the accumulator battery, enhances the capability of the power circuit against AC power outage, and improves the reliability of system operation.