private SheetReader LoadSheetReader(ulong id, bool hdr)
        {
            var worksheet = WorkBook.First(x => x.Id == id);
            var e         = ZipArchive.GetEntry($"xl/{worksheet.Target}");

            var sheetStream = e.Open();

            return(new SheetReader(sheetStream, CachedSharedStrings, hdr));
        }
        /// <summary>
        /// 加载Sheet不包含头部
        /// </summary>
        /// <param name="id">Sheet名称对应的Id</param>
        /// <returns></returns>
        public SheetWithoutHDR LoadSheet(ulong id)
        {
            var worksheet = WorkBook.First(x => x.Id == id);
            var e         = ZipArchive.GetEntry($"xl/{worksheet.Target}");

            using (var stream = e.Open())
            {
                var sr     = new StreamReader(stream);
                var result = sr.ReadToEnd();
                return(new SheetWithoutHDR(worksheet.Id, result, this, CachedSharedStrings));
            }
        }