顶部的第一个图显示了队列B2R_2的端到端延时。
The first graph on the top shows end-to-end latency for queue B2R_2.
端到端延时是指从源表发生更新到此更新应用到目标表所经历的时间。
End-to-end latency is the time it takes from the point in time when an update occurs at a source table until that update is applied to the target.
每个节点在进行父节点的选择时，可以使用不同的标准，如路径跳数、端到端延时、端到端可用带宽。
Each new node can use different metrics such as number of hops, end-to-end delay, available bandwidth in selecting parent nodes.
在X.25网上传送话音很成问题，因为端到端的延时太长，而且在时延上有抖动。
The transfer of voice over an X. 25 network is very problematic because of too large end-to-end delay and fitter on this delay.
在X.25网上传送话音很成问题，因为端到端的延时太长，而且在时延上有抖动。
The transfer of voice over an X. 25 network is very problematic because of too large end-to-end delay and fitter on this delay.
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