The small time constant is applied to the normal burst mode packet and the large time constant is applied to packets with a succession of "1" or "0".

它采用不同的交流耦合时间常数，对规则的突发数据包中的前导码用小时间常数，对数据包中有长连“1”和长连“0”的数据用大的时间常数。

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Scottish Water said it had mobilised an army of staff and additional resources to minimise the impact of the severe weather on their customers after it experienced 305 burst pipes across the country last week, more than four times the normal rate.

BBC: Cold maintains grip on Scotland