本文对粮油商品连锁店微机网络管理信息系统的构建、通信协议的选择，通信数据库和商品代码库的设计、安装调试和系统维护等给以综合性介绍。
The thesis introduces structure of the computer network management system , selection of communication protocal , design of data base and commodity code , the system installation , test and its service .
商品代码