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

2???????

3??????????

4????????????

5????????py

?,????????

??????????,??,?????1730????????????????????,??852???????????????????????????????????9???,??12306??1.31???????

???146???,?61??????????,?????????????????????????????????????

??????????355????????????,????????153?????????????????

???????????261.7?????,??????????????180??????,???????????????????????

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

9????????????11???????????16?????????????19?,?????????

???????????????????????????????????????????

????????

???,?222??,??????????????????17548?????????????????????

??12306

????????????????,??????????12306????????(?????)????????,???

????12306???????????????????,????????????????????????????,?????????????,???????????

???????,??12306??“???????????12306”????App,??“??”,?????????

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

(??????????? ?????? ? ?????????) ???????:????