数据收集是无线传感器网络的一个基本功能。
Data gathering is the basic function of wireless sensor networks.
无线传感器网络可以快速灵活部署，且成本低。
Wireless sensor network can be deployed quickly and flexible, and is also low cost.
无线传感器网络的研究大多以节约能量为首要目标。
Most research about wireless sensor network take energy-saving as their primary target.
使无线传感器网络能够全面、准确地获取数据信息。
The target area can get the data information fully and correctly.
在环境监测方面，无线传感器网络技术具有显著的优势。
The technology of wireless sensor network has remarkable advantage in environment monitor.
现今无线传感器网络中最受关注的话题是路由协议的研究。
Nowadays, the most popular topic of WSNs is routing protocol.
路由协议是无线传感器网络在网络层上的一个关键研究课题。
然后，重点从软件节能角度对无线传感器网络路由协议进行了研究。
Then, this thesis mainly make a research on software to save energy.
由传感器节点构成的无线网络也已经成为现今研究的热门问题。
Nowadays, the wireless network which is based on sensor is becoming the hot research point.
由传感器节点构成的无线网络也已经成为现今研究的热门问题。
Nowadays, the wireless network which is based on sensor is becoming the hot research point.
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