To guarantee electric power system running safely, make it quickly resume power supply to the line and equipment being power cut.
为保证电力系统的安全可靠运行，使之对已停电的线路或设备快速自动恢复供电。
There are many electric energy quality problems in power supply and distribution system.
供配电系统中存在着各种电能质量问题。
There are many electric energy quality problems in power supply and distribution system.
供配电系统中存在着各种电能质量问题。
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