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

2??????????

3???????????

4???????

5????????

?????9?????12?????????? (???? ????)??9.2??????????,?????75???????,??????????????,?????????????????,????????????,???????????????????????,?????????????????

????12????“????75?????”????????????????????????

??????,????????????,????14??,??300-500?,??,??????????????????????????????????,???????????????????????

?????,?????????????????????????????????????,?????????????????????????????????????????200????,?????????,?????????50%??80%?

????,???????????????,????????

??????????????,??,????????????,??????“???????????”??????????,?????????????????,???????????,?????????????????????????????????????????????,??,??????????????????????????,???????

??????????????????????32??,???“???????”??????????,???????,?????????,???50??

????????????????4???????????4????,??????????????????160????????,80%?????3?????????,??4?????,?????????????????(?) ???????????:????