string sql1 = "select namber,jgz,ftz,ldz,jtz,info from zikunew ";
  OleDbCommand comm1 = new OleDbCommand(sql1, conn);
  OleDbDataReader dr1 = comm1.ExecuteReader();
  int s = dr1.FieldCount;
  List<Module> list =new List<Model>();
  Module info =new Model();
  while (dr1.Read())
  {
     info.属性1=int.parse(dr1["属性1"].ToString());
     info.属性2=int.parse(dr1["属性2"].ToString());
     list.Add(info);
  }