??
??????????????????2????????19???(???????????????????????????????????????)???????????????????,????????????????2??18??,???????????,????25%????????????,?4??2??????
????,???,??,????,?????????????10%????,????????,???,????25%???
??????,?????????18???,4????????25%???????,????
???,????????,?????“?????????????”??????????“???????????”,?????
?,??,?19??(???????????)
????:???????????????
???????????!????25%????????????????????????