最后，详细说明了客户端与服务器端的具体实现，同时对安全数据传输原理进行了分析。
At last, the paper discusses how End-User and Server come true and analyzes the principle of data secure transfer.
并基于OPC协议，从客户端程序的设计、客户端实现的主要功能、数据传输方式等方面，对信息系统的集成方式进行了分析和设计。
Based on OPC protocol, the method of information system integration was analyzed and designed, including the design of client programs, the function of clients and data transmission.
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