When a failure is detected, the RPR switching mechanism restores networks in less than 50 millisec.

当检测到故障时，RPR交换的机制能在不足50毫秒的时间内恢复网络。

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When a failure is detected, the RPR switching mechanism restores networks in less than 50 millisec.

当检测到故障时，RPR交换的机制能在不足50毫秒的时间内恢复网络。

youdao