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  OPCDA服务器与客户程序开发指南，作为工业控制领域的应用技术，OPC 服务器实际上涉及到的领域不仅仅是 COM 接口的实现，还包括如何将实时数据库技术融入 OPC 服务器等。对于本书而言，主要实现了 OPC 服务器的常用接口和 OPC 客户程序。(OPCDA server and client program development guide, as the field of industrial control applications technology, OPC server is actually related to the field just COM interface implementation, including how the real-time database technology into OPC server. For the purposes of this book, the main achievement of the commonly used interface of the OPC server and OPC client program.)