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对由于零、相线被相互错接导致电网过电压引发的火灾进行了理论分析 ,并介绍了此类火灾的现场特点、调查要点及认定时的注意事项等
The theoretical analysis of the fire caused by overvoltage in the grid caused by the zero and phase lines being misconnected with each other and the scene characteristics, investigation points and precautions during the identification of such fire are introduced