说明：  用ActiveX控件为组态软件扩展控制功能模块,剖析了ActiveX控件,结合开发组态软件来讲解利用VC使用ActiveX控件.
(ActiveX control used to expand the control function configuration software module, analyzes the ActiveX control, combined with the development of the configuration software to make use of VC on the use of ActiveX controls.)