using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Management;
    using System.Runtime.InteropServices;
    using System.Text;namespace cai
    {
        
        class HardwareInfo
        {
            /// <summary>
            /// 取机器名 
            /// </summary>
            /// <returns></returns>
            public string GetHostName()
            {
                return System.Net.Dns.GetHostName();
            }
               
            /// <summary>
            /// 取CPU编号 
            /// </summary>
            /// <returns></returns>
            public String GetCpuID()
            {
                try
                {
                    ManagementClass mc = new ManagementClass("Win32_Processor");
                    ManagementObjectCollection moc = mc.GetInstances();

                    String strCpuID