????:1???????????:???????95??

2????????

3???410???????

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

5?????sn

???11????????22? (????????????)21?,?????????????????,“????????????????????”?????,?????

“?,??????????????????,??????????????????????,?????24????????”???????(?????????)?,????“??”???,11??12.9????,??59.1%?

??????“???????”???????????? ???? ?????

“?????????11”????????????“???????????11”?????????????????,????320.1?????,??10.67???

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

????????????,??,??,???????“???????????????????????????”??,????6??????????????????,??????????????????????????????????????????????????????????????,??“?????????,??”????,???,???????????????(????)

???:???