1月30日，国家电网山东省临沂市郯城县供电公司工作人员在雾中巡视输电线路。当日，为确保大雾天气下电网的安全稳定运行，国家电网山东省临沂市郯城县供电公司及时组织工作人员开展电网设备特巡检查，严防污闪事故，确保电网安全平稳运行。新华社发（张春雷 摄） On January 30,Linyi city, shandong province, state grid TanChengXian power supply company staff in fog tour of transmission line.the,To ensure that the fog weather the safe and stable operation of power grid,The state grid in linyi city, shandong province, TanChengXian power supply company organization staff to carry out network equipment's inspection tour,Severe pollution flashover accident,To ensure the safety of power grid running smoothly.The xinhua news agency hair(ZhangChunLei perturbation)

    1月30日上午，国家电网山东省临沂市郯城县供电公司工作人员在雾中巡视输电线路。新华社发（张春雷 摄） On the morning of January 30,Linyi city, shandong province, state grid TanChengXian power supply company staff in fog tour of transmission line.The xinhua news agency hair(ZhangChunLei perturbation)

    1月30日上午，国家电网山东省临沂市郯城县供电公司工作人员在雾中巡视变电设备。新华社发（张春雷 摄） On the morning of January 30,Linyi city, shandong province, state grid TanChengXian power supply company staff in fog patrol the substation equipment.The xinhua news agency hair(ZhangChunLei perturbation)