在无线传感器网络的各种应用问题中，节点的位置信息是很重要的。
In various applications of wireless sensor networks issues, the node location information is very important.
如何准确地获得未知移动节点的位置信息是普适计算环境下定位服务要解决的关键问题。
How to obtain location information of an unknown node precisely is a key problem of locating service under ubiquitous computing environment.
通过目的节点的位置信息，L - ZRP能够确定一个包转发域，以此来限制包转发的范围。
Through the location information of the destination node, L-ZRP could determine the packet forwarding domain so that it could limit the scope of the packet forwarding.
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