string MachineName = System.Environment.MachineName; string UserDomainName = System.Environment.UserDomainName; string UserName = System.Environment.UserName;
AutoCAD.Net/C#.Net QQ群:193522571 WINFORM获取计算机名、域名、用户名
原文：http://www.cnblogs.com/swtool/p/4936310.html