????:1???????:?????????

2????????v

3?????

4?????????

5???????

???????12?????????1??????? (? ????????)??12??????????1????,????12???2???????,?,?????“?????????12123”APP???????????

??????,????????????,???????????????,??,???????????????????,??????7??????????????1??8600???,?????????“????????????????”“??”?????????????????

???,?????????????????????“??????12123”APP?????????????????,?????????????,???????????,????????;???,????????????????????

???????????????????????????,?????????????????????????????????,?????????,??????

??????????????????,????????????,???????????????????,?????????????????????,??,???????????????????????????????

?,???????????7???????????1??8????,????1??(??) ???????????????:???????