?? ???8????????7??????
![](https://image.chezhanri.com/2020/0114/2418f08cb9c4e8d28dd5cdcdb8713269.jpg)
????:1??????V:????????
2????????
3???????????
4??????????
5?????
????????9??????5?????? (??? ????????)??5?????????????????,??8??3.3%,?????7??4.4%??,??????????2????????????
???????,?????7??,??????????????,7??????????????????4.4%,8??3.3%;?5.3%??,????8????????8??,???????3.6%,?2%???????4%?????
??,8??????,??????????????7?????????????????????6.4%??8????????3.9%?????????,???7????????????????6.7%??????8????4.2%,??????7?????????20.9%??8?14.7%?
??7????????????????6??????????????????35%?????????????????15%,??????,?,9???
??????????,?,????????????????????????????????????,?????,8??????,??,?????,????(????????) ???:???????