得到汉字的拼音

function GetHzPy(const AHzStr: string): string;
const
 ChinaCode: array[0..25, 0..1] of Integer = ((1601, 1636), (1637, 1832), (1833, 2077),
   (2078, 2273), (2274, 2301), (2302, 2432), (2433, 2593), (2594, 2786), (9999, 0000),
   (2787, 3105), (3106, 3211), (3212, 3471), (3472, 3634), (3635, 3722), (3723, 3729),
   (3730, 3857), (3858, 4026), (4027, 4085), (4086, 4389), (4390, 4557), (9999, 0000),
   (9999, 0000), (4558, 4683), (4684, 4924), (4925, 5248), (5249, 5589));
var
 i, j, HzOrd: integer;
begin
 i := 1;
 while i <= Length(AHzStr) do
 begin
   if (AHzStr[i] >= #160) and (AHzStr[i + 1] >= #160) then
   begin
     HzOrd := (Ord(AHzStr[i]) - 160) * 100 + Ord(AHzStr[i + 1]) - 160;
     for j := 0 to 25 do
     begin
       if (HzOrd >= ChinaCode[j][0]) and (HzOrd <= ChinaCode[j][1]) then
       begin
         Result := Result + char(byte('A') + j);
         break;
       end;
     end;
     Inc(i);
   end else Result := Result + AHzStr[i];
   Inc(i);
 end;
end;