?? ????????????15?????? ???
![](https://image.chezhanri.com/2020/0323/f251c9d1c59d4d9d3909e7aca0071748.jpg)
????:1?????????2020:??????
2?????app????
3?????????
4????????
5????????
??????????7???????????????????2???? (?? ?)??????????????????????2??????????,?????????7??????5???,??7??,?,?,??????
??6???????????????????25??????????????,“???????2024????1????????”?6???????????????28???????????????????14???7?1????????????????????23?????40??,????27.31??????,????????????????????0.01?,??
?????,?,7????????????????5??????,?15???????,7??15???????????
????,?????????4????????????????????,8?,??????????????????“???”?,??????????????????????
????????,???????????53???????91?,?25000????????????????14000?????,???39?,????0.15~0.7???,????????????????
????????????????,?,??,??????(???) ??????????:????