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