中文说明：
该源程序代码实现了如：纯ALOHA，扩展ALOHA,CSMA,ISMA等的多径通信协议通信仿真实现，程序结果给出了各个通信协议下传输数据的成功率和时间延迟。
English Description：
The source code realizes the communication simulation of multipath communication protocols such as pure Aloha, extended Aloha, CSMA, ISMA, etc. the program results give the success rate and time delay of data transmission under each communication protocol