?? ?????????????
![](https://image.chezhanri.com/2019/0228/20190228153001107.jpg)
????:1???150?????:?????????
2????????????
3???????????
4????????95?
5??????
??6??19?? (?? ??)??,???????????????????????????????????????
19??,?????????????????????3.46??????????(???????????????,??????????)??,?????
????,??????????????????????????????????????????????(??)2.13????,???,??????????;??????????????????????(???????????????)0.69????,??????????,??,???????????????????????????????,????;???????????????0.64?????,???,??????
?????????,????4.43??????????????????,??????????????????
??????,???????????4.43?,??????????????????????????????????7??????????????????????,???????????????,??,???????????????,?????(????) ???????????????:???????????