public Result<object> GetAExcelFieItem(string[] aid, int kind, string contype) {

            string fileUrl = AppDomain.CurrentDomain.BaseDirectory + "\\Template\\FileItemData.xls";

            Result<object> result = new Result<object>();

            try

            {

                List<Volumes> listvol = Item.Where(w => aid.Any(a => a == w.ID)).OrderBy(o => o.Sort).ToList(); //获取数

                WorkbookDesigner designer = new WorkbookDesigner();

                Workbook workbook = new Workbook(fileUrl);

                Worksheet worksheet = workbook.Worksheets[];

                Cells cells = worksheet.Cells;

                Aspose.Cells.Range range = cells.CreateRange("A1", "G19");

                //打开模板文件，得到WorkBook对象

                int allpagecount = ; 

                listvol = listvol == null ? new List<Volumes>() : listvol;

                foreach (var vol in listvol)

                {

                    var vlis = List.Where(p=> p.VolumesID == vol.ID).OrderBy(p=> p.Sort).ToList();

                    int pagecount = vlis.Count /  + (vlis.Count %  ==  ?  : ); //当前卷的总页数

                    for (int j = ; j <= pagecount; j++)

                    {

                        int startrow = allpagecount * ;

                        Aspose.Cells.Range range2 = cells.CreateRange(startrow, , startrow+, );

                        range2.Copy(range);

                        range2.RowHeight = ;

                        worksheet.Cells[startrow + , ].PutValue(vol.VolumesName);

                        worksheet.Cells[startrow + , ].PutValue(vol.VolumesCode);

                        worksheet.Cells[startrow + , ].PutValue(vol.RetentionPeriod);

                        cells.SetRowHeight(startrow + , );

                        cells.SetRowHeight(startrow + , ); 

                        worksheet.Cells.ClearContents(startrow + , , startrow + , );//删除起始单元格到结束单元格数据

                        int pagerow = (j == pagecount && vlis.Count %  != ) ? vlis.Count %  : ;//当前页行数

                        object[,] arr = new object[pagerow, ];

                        for (int i = ; i < pagerow; i++)

                        {

                            int index = (j - ) *  + i;//当前行在卷内的序号

                            worksheet.Cells[startrow +  + i, ].PutValue(vlis[index].Sort);

                            worksheet.Cells[startrow +  + i, ].PutValue(vlis[index].FileCode);

                            worksheet.Cells[startrow +  + i, ].PutValue(vlis[index].Responsible);

                            worksheet.Cells[startrow +  + i, ].PutValue(vlis[index].FileName);

                            worksheet.Cells[startrow +  + i, ].PutValue(vlis[index].FileDate);

                            worksheet.Cells[startrow +  + i, ].PutValue(vlis[index].PageNum);

                            worksheet.Cells[startrow +  + i, ].PutValue(vlis[index].Remark);

                        }

                        allpagecount++;

                    }

                }

                System.IO.MemoryStream ms = workbook.SaveToStream();//生成数据流

               //转换成流字节，输出浏览器下载

                byte[] ret = ms.GetBuffer();

                result.Data = ret;

                result.Message = "目录.xls";

                result.DataCount = ;

                //关闭流

                ms.Close();

                GC.Collect();

            }

            catch (Exception e)

            {

                result.Flag = false;

                GC.Collect();

                if (e.InnerException != null)

                    result.Message = e.InnerException.Message;

                else

                    result.Message = e.Message;

            }

            return result;

        }