delphi OPC的开发必须的通用动态链接库，下载完成后全部注册到系统里面即可.-delphi OPC development must be a common dynamic link library, the download is complete, all the inside can be registered into the system.

delphi编写的OPC例程，但是动态链接没有解密-OPC routines written in delphi, but not decrypt the dynamic link