/// <summary>
        /// 每月导出
        /// </summary>
        private void ExportMonthExcel()
        {
            int t = 0;//以此变量控制第一次不执行
            _monthTimer = new System.Threading.Timer(execute, null, Timeout.InfiniteTimeSpan, Timeout.InfiniteTimeSpan);
            _monthTimer.Change(TimeSpan.Zero, Timeout.InfiniteTimeSpan);

            void execute(object dateTime)
            {
                //下个月1号早上7:30
                var executeTime = DateTime.Now.AddDays(1 - DateTime.Now.Day).Date.AddMonths(1).AddHours(7.5);
                //调试模式下，第一次访问设置下次执行时间
                if (ConfigHelper.Debug)
                {
                    if (t == 0)
                    {
                        executeTime = DateTime.Now.AddSeconds(3);
                    }
                }

                if (t > 0)
                {
                    try
                    {
                        var columns = this._anomateexcelService.GetAll();
                        _monthdYTrackANODetail700013TodayService.ExportMonthToExcel(columns, executeTime);
                    }
                    catch (Exception ex)
                    {
                        _logger.Error($"每月导出excel任务失败,message:{ex.Message},stackTrace:{ex.StackTrace}");
                    }
                }

                //执行完后,重新设置定时器下次执行时间.
                _monthTimer.Change(executeTime.Subtract(DateTime.Now), Timeout.InfiniteTimeSpan);
                t++;
            }
        }