这是一个集串口通讯、数据库管理、文件管理和打印机管理于一体的VC程序，很值得初学VC者好好借鉴。-This is a collection serial communications, database management, document management and printer management integrates the VC Program, is worth learning from VC properly.

《Delphi串口通信工程开发实例导航》随书光盘 高校餐饮银卡系统 注：先安装sql server , 其中sa用户没有口令，再使用sql目录下的sql文件建立新数据库。-" Delphi serial communication engineering examples navigation" CD with the book Silver catering college system Note: install sql server, which is not the s