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