用VB编写的opc服务器源码，对初学者有很大的指导意义-Opc server with source code written in VB, for beginners a great guiding significance. . .

delphi 连接OPC服务器的源码，很简单，一看就懂，delphi直接连接OPC服务器的源码比较少，希望这个对大家有用-delphi connect OPC server source code, very simple to understand at first sight, delphi source directly connected to OPC servers less, hope this useful for all