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来源：雅诚德英语网
You measure new RTT as current time minus the stored timestamp when the segment with sequence 'b' was sent.
当使用序列'b '发送该分段的时候，测量新的RTT，使用当前时间减去存储的时间戳。
You measure new RTT as current time minus the stored timestamp when the segment with sequence 'b' was sent.
当使用序列'b '发送该分段的时候，测量新的RTT，使用当前时间减去存储的时间戳。