一个基于asp.net的网上书城系统，由前台和后台组成，功能齐全，页面美观，含有数据库，对数据库也进行相应处理，如查询，删除，添加等。-An online bookstore system based on asp.net, foreground and background, fully functional, beautiful page containing the database, the database also dealt with accordingly, such as qu