Office 辅助控件开发指南的官方文档，详细的说明了Office 系列的可插接Com辅助控件的开发接口

Office 辅助控件开发指南的官方文档，详细的说明了Office 系列的可插接Com辅助控件的开发接口-Office assisted the development of guidelines for the control of official documents, a detailed descr iption of the Office plug-Com series of auxiliary controls the de