?? ?????????? ????????????
![](https://image.chezhanri.com/2019/1226/9279c453481b9058dba69e75c9e6cff8.jpg)
????:1??????????:?????
2???????????
3???98??????
4????????????
5????app?????
????????????6????16?? (???????????)?????????????????????????16????????????????????????12?????????,??????????????2????????????????????4???
16???????????????18?????????????,?????,??????????????????16?20?????17???????20??,????????????????????????????????????????????????????????????????????????????????????????????????????,??,??????????????????????????????????????????????,?(250270?????)????????????????????????????????????(?????),?????,???????(??)?
????????16??????????,??????????,?????????????????
?????,?????????????????,?????2?????,???????????????????????????????????????????5?????,??,???????????????????????(????) ???:??????????????