?? ???????????????????,820????????
![](https://image.chezhanri.com/2019/0529/20190529102155219.jpg)
????:1??????????:??????
2???????????
3???????2023
4????????????
5????????
??????????????8?13??????????? (??)13??,????????????,13???????12??40??,?,??????????????820??
13?????12?????????40??????,?????,??10??????????????????????????,??????2.5???????????????
????????????,??????,??????,???????????????????2????112???????????820????????????????????????(??)????????????,??,??????????????????????????7000????????????????????????????
??,????????,????????????????????????8????????????,????????
?,??????????????????????,??????????,???????????????600?,?????100???????,?20?????(??) ?????????????:????