'检测已安装的CAD版本(检测注册表信息) Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click '软件安装注册表根结点 其它程序也是类似的 Dim key As Global.Microsoft.Win32.RegistryKey = Global.Microsoft.Win32.Registry.LocalMachine _ .OpenSubKey("Soft
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