众所周知，一个网卡对应唯一MAC地址，对一些应用程序来说，获取网卡MAC地址有时是必要的，使用VC提供的netbios网络编程接口可以方便获取网卡MAC地址。-As well known, corresponds to a unique network card MAC address, for some applications, the access card MAC address is sometimes necessary, the use of VC provides netbios