一个小的程序，开发环境为BORLANDC++，是一个界面，其中包含了鼠标控制-A small program, the development environment for the BORLANDC++, is an interface, which contains the mouse control

supermap object组件的vb程序-supermap object component vb program

在vc++下实现坐标系54转80的换代运算-In vc++ achieve coordinate the replacement operation 54 rpm 80