通过C#，实现笔记本网络共享，利用笔记本本地网卡建立无线网发射，其他设备通过笔记本建立的WIFI，可以上网，能够识别80%设备的制造厂商(Through C#, to achieve notebook network sharing, the use of notebook local network card to establish wireless network transmission, other devices through the notebook to build WIFI,