C# OPC DA Server_开发者

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C# OPC DA Server

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基于C# 实现 OPC DA Server的问题小结
最近研究OPC Server，本着有点啥都可以上网找找源代码会很快搞定。找了很久基本上都是C++的而且源代码大多是编译不成功的，要么又是部分DLL不提供源码的。
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Sql server management studio reporting "The semaphore timeout period has expired."
On our development sql server, executing any query containing more than approximately 700 characters stalls for about 10 seconds and then reports the following error:
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