Pb9.0的实用源代码下载；主要是介绍PB的案例；比较详细能说明PB的程序的-Pb9.0 practical to download the source code; PB was introduced to the case; A more detailed illustrative of the procedures PB

简单的仓库管理系统。基于vb6开发，是入门vb数据库开发的好教程案例。