sqlstr2:=format('select * from '+tabname2+' where 时间>=''%S'' and 时间<=''%S'' order by 时间',[((FormatDateTime('yyyy-MM-dd', DateTimePicker1.Date)+FormatDatetime('hh:mm:ss', DateTimePicker2.Time))),((FormatDateTime('yyyy-MM-dd', DateTimePicker3.Date)+FormatDatetime('hh:mm:ss', DateTimePicker4.Time)))]);
sqlstr2:=format('select * from '+tabname2+' w