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

2???9598??

3??????????

4???????SN????

5??????

????12???????????????10?? (?????????? ????????????????)“?????????????,????????50??,????????????????????1????????,?????!”12?10???????????,?????????

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

??,?109.5????,??????????10????,???4.45????????????????4.27????,??????????????????????????????????54.1%?86.6%,???????????????????“?????”,????????????,????,???49???,?????

????,??57???2000????,????????????????????,?????17.77????4.64????;??(??????)??????????,????????????????????????????????,???????????????“??????????”???

“???,??,???????”??,??????142???????????,???20%,???13??

?????????????????,??????,???2.5??1??????,?????????????6????????????????????8???????10????????,??“???????????????????????????????????????????????”?????????????,??????,???????????????????2000????????,?????(????????) ???????????????:???