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Perimeter protection high-voltage device

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监所周界高压电网装置
Perimeter protection high-voltage fence system for prison

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电力系统高压功率器件用碳化硅外延片使用条件
Acceptance specification for silicon carbide epitaxial wafer of high voltage power devices in the grid system

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Calibration specification for high voltage testing instruments-Part 7: Integrated protection measuring control devices - Electrical measuring

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"Control and protection equipment of highvoltage direct current(HVDC) transmission system—Part 6:Substation transient fault oscillograph device"

高压直流输电系统控制与保护设备 第6部分：换流站暂态故障录波装置
Control and protection equipment of high-voltage direct current (HVDC) transmission system - Part 6: Substation transient fault oscillograph device

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