对两点通信系统高斯信号传输系统的仿真，可观察图形效果及添加人为噪声-Communication system of two Gaussian signal transmission system simulation can be observed in graphics and add artificial noise

实现语音在线聊天的程序，client与server连接后可与另一个客户端实现语音通信。-Online voice chat program, client and server can be connected with another client for voice communication.