?? 9???M2????6.8% ?????????
????:1?????????????:??????spa
2?????200??500???
3?????????
4????????vx
5?????
??????10????14? (?? ??????????????)???????14??????????????,9??,??(M2)??????309.48????(??????????????,????),???????????????6.8%???????????????(M1)???62.82???,???????7.4%???(M0)?????12.18???,????????????11.5%????8386???
??,???????????16.02??????????????????????????????,??1.94??;??????(???)?????13.46?;??????????????????1887??????????
???????????????????,M2???????????????????,??????,?,??????????????,??,??????????
????????????,??M2???????????????,M2?????????????????9????,???,????,??????????????M2????????????????????????
????,???,?????,??????????,??,??????????????,?????(????) ?????:??