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

2?????????

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

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

5????????

????,??,??“??”,?????????,???????68.2????????????

???,???????????????????18???,?????????????9000??????????????????,???40?2000?????????????????

??????????????? ???:??,???????????????,??????????

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

??? ???:??????????????,???????????????????????50??,??????????????????????23??,?????????500???

??,?????11??????,????????????????68.2???????,???????21.99??????????????,????????8.7%,????????????????????;????11.67?,??1.1%?

????????? ??????????????????????:?????????????????????????,?????????????????11????????,???????15?????,??12.9%,????????????????????7.6????????????????

?????????????????????????????:?????