连接PI数据库，取tag值

E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\bin\Debug\PI_Edit.exe E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\bin\Debug\PI_Edit.pdb E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\obj\Debug\ResolveAssemblyReference.cache E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\obj\Debug\PI_Edit.Form1.resources E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\obj\Debug\PI_Edit.Properties.Resources.resources E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\obj\Debug\PI_Edit.csproj.GenerateResource.Cache E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\obj\Debug\PI_Edit.exe E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\obj\Debug\PI_Edit.pdb E:\Document\Visual Studio 2008\Projects\PI_Edit\PI_Edit\obj\Debug\PI_Edit.GetPIPoints.resources E:\Document\Personal\blog\PI_Edit\PI_Edit\obj\Debug\PI_Edit.exe E:\Document\Personal\blog\PI_Edit\PI_Edit\obj\Debug\PI_Edit.pdb E:\Document\Personal\blog\PI_Edit\PI_Edit\obj\Debug\ResolveAssemblyReference.cache E:\Document\Personal\blog\PI_Edit\PI_Edit\obj\Debug\PI_Edit.Form1.resources E:\Document\Personal\blog\PI_Edit\PI_Edit\obj\Debug\PI_Edit.Properties.Resources.resources E:\Document\Personal\blog\PI_Edit\PI_Edit\obj\Debug\PI_Edit.csproj.GenerateResource.Cache E:\Document\Personal\blog\PI_Edit\PI_Edit\bin\Debug\PI_Edit.exe E:\Document\Personal\blog\PI_Edit\PI_Edit\bin\Debug\PI_Edit.pdb C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\bin\Debug\PI_Edit.exe C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\bin\Debug\PI_Edit.pdb C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\bin\Debug\Interop.PISDK.dll C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\bin\Debug\Interop.PISDKCommon.dll C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\bin\Debug\Interop.PISDKDlg.dll C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\bin\Debug\Interop.PITimeServer.dll C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\Interop.PISDK.dll C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\Interop.PISDKCommon.dll C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\Interop.PISDKDlg.dll C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\Interop.PITimeServer.dll C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\PI_Edit.csproj.ResolveComReference.cache C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\PI_Edit.Form1.resources C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\PI_Edit.Properties.Resources.resources C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\PI_Edit.csproj.GenerateResource.Cache C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\PI_Edit.exe C:\Users\lenovo\Downloads\Connect to PI\PI_Edit\PI_Edit\obj\Debug\PI_Edit.pdb