《OPC服务器与客户程序开发指南》

PLC远程通信功能集锦（互联网、局域网）编程 www.maiside.top 服务器 目录 前言 第一章OPC概述········································1 1.1 OPC技术的本质--COM/DCOM·······················2 1.2 OPCDA204规范简述································4 1.3

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