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保护电器
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保护电器
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保护电器
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protective current
保护电器
运用于电力系统中,通过获取、转换、传递电路信息,在系统电路发生故障时控制系统中电器分断或者限制故障电压以及故障电流实现对系统保护作用的设备。
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fire safety of timber structure
Fire Safety Science
fire safety system
fire safety system for large-scale mass activities
fire scene inspection
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Fire Science and Technology
fire separation distance
fire service facility in museum
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fire statutes and regulations system
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