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