?? ?????? ?????????25%????

????:1??????:200????
2???????????
3?????????
4??????????????
5????????
????????2??????????18??,????????,??25%???????,???????????4??????2?????????????????????????????????14??????,?????????????4?2??????????
???,?25%????,??????????????????????“??????”?
?????,??????,?????,??????????,??????????,???????????????????,?“????”?
?????????????????????????????10?,?????????25%???,?????????13??,????“????”?
???,???,????????????????????????????,????,???????????????????(?? ??)
???????????:?????????????????