这是一家餐厅的计费软件。

一个用VB开发的数据库管理系统。数据库使用ACCESS 2000。具有完整的开发设计文档和数据库设计文档。是做毕业设计的最佳参考。代码风格规范。完整的实现VB对MDB数据库的增加，删除，查询，打印，报表等功能。所有源码免费开放.很难得的一套管理系统的源码啦--Using VB to develop a database management system. Database using ACCESS 2000. With a complete development of design documents and database design documents. Graduation project is to do the best reference. Code style norms. VB to realize a complete MDB database to add, delete, query, print, statements and other functions. All source code is free. Hard to come by a set of source code management system啦--

用delphi写的时间测试小程序，供初学者参考-used the time to write a small test procedures for beginners reference

巧妙实现windows程序的重复允许限制，使每个实例只能允许一次。-cleverly achieved windows of repeat procedures allow restrictions, each allowing only one example.

生成随机数的函数，可以指定随机数的大小和数量-Random number generation function, you can specify the random number of size and number of

判断是否有CD在驱动器内-determine whether there is any CD in the drive within

功能：计算两个time_t时间的差，返回值为double类型的秒-functions : two time_t terms of the time difference, return value to the type of double seconds

直角坐标系转换为极坐标系，极坐标系转换为直角坐标系-Cartesian coordinate system is converted to polar coordinates, polar coordinates into Cartesian coordinates

应用背景这是能够阅读简单的基于DXF的CAD文件。但这只是读取文件取决于版本。关键技术netdxf，DXF文件，CAD文件，读取CAD，DXF，净。

这个也是上课用的程序，适合于初学者用，对于java的初学者，建议多看源码。-This is a program used in class. It s applicable to beginner. if you study JAVA just now,I suggest you read some source code.

this a relatively simple program. -this is a relatively simple program.