调用组态王的OPC的动态链接库,用VB写客户端,实现与组态王的数据交换功能-called OPC Kingview the dynamic link library, written by VB client, Implementation and Configuration of the data exchange functions

自定义类，包括各种坐标系下坐标之间的转换，使用时只需加入动态链接库即可。-Custom categories, including a variety of coordinate system transformation between the coordinates, use only to the dynamic link library.

海康威视 CH-HCNetSDK(Windows32)V4.2.8.1-6 头文件的Pascal定义。用于delphi调用动态链接库开发进行系统集成开发。实际项目中使用。-The pascal defination for CH-HCNetSDK(Windows32)V4.2.8.1-6.