?? ? ????????????4????????
????:1???????????:?????????
2????????
3?????????
4?????
5??????
?6??15? (?)?15??(????????????)???????????????,6???????15?????,????????????????4??????????,???????????????
????? ?????????????????,??,??,????????????2569????????????????,??????4??????????????????,?113??,?2???
????????? ??????????????,???????????87?????????,?2.1?58???????;??????????????84?,??????12?????????????;??94???????????????,?????????????????
??????,?????????????????,???????12306?95306?????APP??,???(?)
????????:?????????????