介绍了矿下无线应急通信的关键技术，并用NS对之进行了仿真说明-Describes the mine under the wireless emergency communications the key technology and uses a simulation of the NS right note

Abstract—In this paper we propose the channel assignment scheme for multi-channel wireless mesh network (WMN), where each mesh router is equipped with multiple radio interfaces. In real WMN the number of radio interfaces is much higher than t