with frxPDFExport1 do
begin
  DefaultPath:='D:\';
  FileName:='1.pdf';
  ShowDialog:=False;
  ShowProgress:=False;
end;if frxReport1.LoadFromFile('D:\1.fr3') then
if frxReport1.PrepareReport() then
   frxReport1.Export(frxPDFExport1);
te:=CreateBlobStream(FieldByName('A'),bmRead);
如何 让   frxreport1.LoadFromStream(te)    转为这一行   if frxReport1.LoadFromFile('D:\1.fr3') then