The voltage loss calculating method of the low voltage electrified wire netting at ground mining area is introduced.
介绍了煤矿井下采区低压电网电压损失的计算方法。
Electrified railway and wind electric field will be accessing power grid, and will have a relatively large area affected to power quality of the grid.
电气化铁路和风电场都要最终接入电网，会对电网的运行尤其是电能质量方面产生比较大的影响。
When electrified, the electric heater can heat the paraffin wax evenly, and the paraffin bag is spread on the treatment area for treating after power-off.
当使充电，电暖气可能均匀地加热石蜡，并且石蜡袋子在对待的治疗区域被传播在力量以后。
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