In a building, how do we provide for protection against overvoltage switching?
在一幢建筑里，我们如何防护过电压转换？
Protection-switching time is an important measure for evaluating the performance of a network protection scheme.
保护切换时间是衡量一个网络保护方案性能优劣的重要指标之一。
Protection-switching time is an important measure for evaluating the performance of a network protection scheme.
保护切换时间是衡量一个网络保护方案性能优劣的重要指标之一。
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