????:1????????????:??????

2????????????

3???????

4????????????

5???????????

????????????8??????????7?????????(?????? ??? ???????????????)???????????????????????????7??????,?????????????,???????????????????5%????,?????????

??????,???????,??????????????,?????81.8%??,???????,?????????

??????????????????????????????,???????????????????4?????????????,????????????????“??”???????????,???400?????,???100%????????????,??

“?????????,??????????????????,???????????????,????????????????????????”?????7?????????????,??,???????,?????????,??????????,??????????????????????,??,???????????????????????????5%????????????????,???????????

?????????,???,??,?????,???,???,?????????????,??????????????????????????????,???????????????(?????????????????) ?????:????