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

2??????????????

3???????

4???????

5???????

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

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

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

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