?? ?????? 7??????????
![](https://image.chezhanri.com/2019/0320/20190320152824956.jpg)
????:1???????????:????300??500??
2?????????
3??????????
4????????????
5??????98??
????:????????? 7????????????????????????????:??????????
??(??????????):??(8???????18?????????)????????,??????,?????????????????????,????????????,??????
??:7?????????????????????,?,????6%,??????????1.7?????
????,????????????????13.3%???????????????????????????????
?????????????8.5%,??????????????2.8??????,?????????????7.2%??????????14.8%,?????????,????????????????8.5%??????????11.7%,?????????????
??????,????????????7???????????,???????????7.3%,????????????????????????8.5%,????????????67.4%,????0.7????? ???????:???