Linux下c描写的 简易销售监控系统，以菜单的形式进行管理，包括商品的增删改查等。-Simple sales monitoring system under Linux c descr iption to the menu in the form of management, including commodity CRUD.

轿车销售管理系统，系统实现了查询和数据库连接的众多功能。-Sedan sales management system, the system has many features of the query and database connections.

QT制作一个汽车管理的小心系统，模拟仿真，能自动汇出相应的销售条形图-QT make a car managed care systems, simulation can automatically export the corresponding sales bar graph