作为物联网的重要组成部分，无线传感器网络具有非常广泛的应用领域，因而越来越多的工业界和学术界从 事其开发。本文首先介绍了无线传感器网络的概念和特点，然后分析了无线传感器网络的研究现状和关键技术，最后阐述了 无线传感器网络的应用领域，为相关研究人员提供参考。

As an important part of Internet of Things, wireless sensor networks has a very wide range of applications, so more and more industry and academia are engaged in the development. Firstly the basic concepts and characteristic of wireless sensor networks are introduced, then the research status and the key technology of wireless sensor networks are analyzed. Finally, the application fields of wireless sensor networks are described so as to provide reference for the research personnel.