?? ??????????????? ?????????
![](https://image.chezhanri.com/2019/0225/20190225115035623.jpg)
????:1??????:???????????
2?????????
3???????
4??????
5??????
?????????6?????17???????????????????(??????????? ???????)???????,????????GPS???????????,?????????????????????“????????”???????????????......???????????????????????17?????????????????????,??
??????????????????????,?????,????,??????????,??????GPS??????????????????,??“???????????????”???????????????,??????????,???????????????
??,????,???,????,?????????????,????????????,?,??????“????”???????????????“??”????????,???????????
?,?,??????,??????????????????????????4G????“???????????”????????????????,??????????????5000?????????????500???,???????????,?????????????????????????
????????????????,??,????,????6??,?120????????,??????????????????
??????????????,??,????????????????,????????GPS“????????????”????,?????(???????????????) ????:??????????