说明：  本文着重介绍了基于NS-3的无线 传感器网络的物理层仿真模块的设计，搭建了无线传感器网络仿真平台，使一个简单的例子得以在上面运行，并给出 了仿真结果。该仿真平台可以用于对无线传感器网络的深入研究与探讨，有助于无线传感器网络的优化设计、缩短系 统的开发周期。
(This paper introduces NS-3-based wireless sensor network simulation module physical layer design, build a wireless sensor network simulation platform that enables a simple example to run in the top, and the simulation results. The simulation platform can be used for wireless sensor networks in-depth study and discussion, will help optimize the design of wireless sensor networks, shorten the development cycle.)