The coverage problem in wireless sensor networks is studied, which is very important to network life time, sensor deployment strategy, communication protocol, networking, etc.

研究了无线传感器网络中的覆盖问题，此问题对传感器网络的生存时间、部署策略、通信协议和组网等问题具有十分重要的意义。

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The strategy is proposed based on suboptimal theory of homogeneous node deployment and the final purpose of it is to balance energy loads and prolong the lifetime of the network.

策略的构建是在同质节点配置的次优理论基础之上提出的，并以均衡网络负载，达到延长网络生存期为最终目标的。

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