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

2????????????

3???????????

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

5?????

????????????1??????23???? (?? ??? ???????????)???????????????????23??,??,??,???????1?500??,????46??????,?????????????????,?????????????????????

??????????????,??8?,???????????1010??,????????????????120???????,?733??????

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

“??,??,?????,??,???,?????????????,?????”????

??,??????,???????,????,???????12306????????,???????????????????12306App,??“??”?????????????“???????????????”????????????????“???????”???????(?????)

???:???????????