?? 7???????????????
![](https://image.chezhanri.com/2019/1113/9c4a739bdbec97d3e57b2bf8cc04f8cd.jpg)
????:1???????:???????
2????sn??
3????????
4???????
5??????
??8?9?????????? (????????????)?9??,7????????,????????????98.4?99.1???????????,???22.3%??????27%,???????43.8%?
1??????????????7???,????????????????591.4??593.4??????????????????,?28.8%???????????31.1%???????????,??,?????????
?????????????,7???228.6??226.2??,??4.8%???5.2%?1?????7?,?????????????????1617.9????????1631??????????,??3.4%?4.4%?
1??7?,????(???)?????????????1380.3???,???????????????84.6%??,???????????,?????????????????????,?,?????????????????????????????????
???????,???????,?,????,????,????????????????????(??????) ?????????:?????