由节点的位置和传输范围确定的无线网络拓扑结构对网络的性能有着重大的影响。

The topology of a wireless Ad Hoc network, which is determined by nodes' positions and transmission ranges, has a significant effect on network performance.

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该文提出的中继方法稳健性好，可以自适应匹配变化的无线网络拓扑结构，并且减少了网络编码协作中继方法所需要的中继个数。

The proposed method can offer an increased robustness, adapt to the changing network topology, and reduce the number of relays required in network coding for cooperative relaying.

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网络中的节点具有无线网络接口，可以自由移动，形成了动态变化的网络拓扑结构。

The nodes in the MANET have wireless network interface and can move freely, form a dynamically changing network topology.

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