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

2???????

3????????

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

5?????VX

???????????(?????????):???????(2?????????14??)??,?1????????,???,????????????

??????????????,1?,??M2????318.52????????,?????7%,??????;1??????????????,?7.06????????????,???????5.13?????

????????????,?????????????????12.7%?????????11.4%,??????????????????????????????????“??????????????????????”“??”????,????

1?????,??3.4%,????0.4??????,?????,?,?????????? ???????:?????