完整的可以运行的delphi 7编写的进销存软件，修改了可配置和日志功能，基本上可使用，也可以作为例子程序，学习界面编程、数据库编程、报表等-Delphi 7 can run full written Invoicing software, modify the configuration and log functions, basically can be used as sample applications to learn interface programming, database