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

2?????????

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

4?????

5??????????

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

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

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

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

???????,???????,????????“???”??,??,??“?????”;????????????“????”??????????,?????????,??;??????“????????”??,????,?????“????????”??……

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

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

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