/// <summary>    
    /// 将两个列不同的DataTable合并成新的DataTable    
    /// </summary>    
    /// <param name="dt1">Table表括</param>    
    /// <param name="dt2">Table表括</param>      
    /// <returns></returns>   
    private DataTable UniteDataTable(DataTable DataTable1, DataTable DataTable2)
    {
        DataTable newDataTable = DataTable1.Clone();
        object[] obj = new object[newDataTable.Columns.Count];
        for (int i = 0; i < DataTable1.Rows.Count; i++)
        {
            DataTable1.Rows[i].ItemArray.CopyTo(obj, 0);
            newDataTable.Rows.Add(obj);
        }
        for (int i = 0; i < DataTable2.Rows.Count; i++)
        {
            DataTable2.Rows[i].ItemArray.CopyTo(obj, 0);
            newDataTable.Rows.Add(obj);
        }
        //或ò者?      
        //DataTable DataTable1 = new DataTable();
        //DataTable DataTable2 = new DataTable();

        //object[] obj = new object[DataTable1.Columns.Count];
        //for (int i = 0; i < DataTable2.Rows.Count; i++)
        //{
        //    DataTable2.Rows[i].ItemArray.CopyTo(obj, 0);
        //    DataTable1.Rows.Add(obj);
        //}
        return newDataTable;
    }