该算法基于MPH算法的基本思想进行扩展，在满足时延限制条件和多播树代价增加最小的基础上，逐步将目的节点添加到多播树上。

This algorithm was based on MPH algorithm. It added the destination node to the tree step by step based on satisfying the delay constraint and increasing the multicast tree cost least.

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该算法基于MPH算法的基本思想进行扩展，在满足时延限制条件和多播树代价增加最小的基础上，逐步将目的节点添加到多播树上。

This algorithm was based on MPH algorithm. It added the destination node to the tree step by step based on satisfying the delay constraint and increasing the multicast tree cost least.

youdao