function tform1.Getpy(hz: string): string; //取漢字的拼音
var
  i: integer;
  py: string;
  s: string;
begin
  i := 1;
  s := '';
  while i <= length(hz) do
  begin
    py := copy(hz, i, 1);
    if py >= chr(128) then
    begin
      inc(i);
      py := py + copy(hz, i, 1);
      s := s + GetPYIndexChar(py);
    end
    else
      s := s + py;
    inc(i)
  end;
  result := s;
end;

function tform1.GetPYIndexChar(hzchar: string): char;
begin
  case WORD(hzchar[1]) shl 8 + WORD(hzchar[2]) of
    $B0A1..$B0C4: result := 'A';
    $B0C5..$B2C0: result := 'B';
    $B2C1..$B4ED: result := 'C';
    $B4EE..$B6E9: result := 'D';
    $B6EA..$B7A1: result := 'E';
    $B7A2..$B8C0: result := 'F';
    $B8C1..$B9FD: result := 'G';
    $B9FE..$BBF6: result := 'H';
    $BBF7..$BFA5: result := 'J';
    $BFA6..$C0AB: result := 'K';
    $C0AC..$C2E7: result := 'L';
    $C2E8..$C4C2: result := 'M';
    $C4C3..$C5B5: result := 'N';
    $C5B6..$C5BD: result := 'O';
    $C5BE..$C6D9: result := 'P';
    $C6DA..$C8BA: result := 'Q';
    $C8BB..$C8F5: result := 'R';
    $C8F6..$CBF9: result := 'S';
    $CBFA..$CDD9: result := 'T';
    $CDDA..$CEF3: result := 'W';
    $CEF4..$D188: result := 'X';
    $D1B9..$D4D0: result := 'Y';
    $D4D1..$D7F9: result := 'Z';
  else
    result := char(32);
  end;
end;