一个简单的用vb写的音像管理系统内容有查询归还修改内容会员管理-B the use of a simple audio-visual management system written in. The contents of the return query. Changes. Member management

私家车会员管理系统 用VB编程 自己做的毕业设计，不是很完善-Private car membership management system using VB programming own graduation design, not perfect