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

2???????sn

3???????

4????????

5?????????

?9??????????1????? (? ???????)??????????????????????????????9?1???????,?????1??8??

?8????31??,?8????67.30???????,?????????????5.98%,?????????(7??????????????8???????????????????),???115.47??????,????6.99%,????????????????????,??329.44??,???????????

??,??50%?????????????????????????????

7???????????????????????31???,?????????? ????? ???

???????????,????????????,??5.2???????????,?230%;???1.2???????????????,???100%?

???,??,????????37.6?????36?????????,??“???????”???

?1?????????8??????????,??10.2%,?????580??????,???12%?(????????)

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