MadGoat的专栏

using System;using System.Net;using System.Management;using System.Runtime.InteropServices;namespace SystemInfo{ ///  /// SystemInfo 的摘要说明:获得当前系统的各种信息。主机名，IP地址，MAC地址，网络状态。 ///  public class systemin

using System;using System.Data;using System.Data.OleDb;using System.Windows.Forms;namespace ImportExportToExcel{ ///  /// ImportExportToExcel 的摘要说明。 ///  public class ImportExportToExcel {  private