??
????(????????????):?(2?14????)??????????????,?????????1????????,??????????????,????
??,1?????,??????????????M2????318.52???,??????????????????????7%,?????;1???,??7.06??????,???????????5.13???
?????????,??????????????????????12.7%??11.4%,???????????????“???????????”“????????”???,???????
1????????????,?????????3.4%,???0.4?????????,?????,????,???????????? ?????:?????
?????????
???????1????????? ???????????????????????