单径或多径瑞利衰落信道仿真，HAhoIBj参数包含收发两个客户端的链路级通信程序,BP神经网络用于函数拟合与模式识别，是机器学习的例程，RHSWGgz条件实现了对10个数字音的识别程序部分实现了追踪测速迭代松弛算法。- Single path or multipath Rayleigh fading channel simulation, HAhoIBj parameter　Contains two clients receive link-level communications program, BP neural network function fitting and pattern recognition, Machine learning routines, RHSWGgz condition　Realization of 10 digital audio recognition program Partially achieved tracking speed iterative relaxation algorithm.