为提高性能和保证数据的可靠传输，TCP使用了重传计时器的概念。

To gain higher performance and reliability, TCP uses the concept of Retransmission Timer.

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为提高性能和保证数据的可靠传输，TCP使用了重传计时器的概念。

To gain higher performance and reliability, TCP uses the concept of Retransmission Timer.

youdao