??9?????????????????5??????? (? ???? ?)????,?“??”????,???????????????,????9???5?,??????????????

???9????5?????????15????????????????????????????,???:

9??5?18?7?,????

9??5???18????7??????,???

9?5????????,????????????????????????????????

9?5??7??????????,???

9???????????6??7??,??????????????????????????????????????????????????????????????????????????,????????????

9?5?7???,??????

????????????????,?12306????,??30???(??),??12306?(12306???APP)?,??????????????????????180?????????(?),??,????????????(??) ???????????:????????????? “??????????”????

?? “??????????”?? ??5???????

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

2??????????

3???????

4?????????

5????????

??9?????????????????5??????? (? ???? ?)????,?“??”????,???????????????,????9???5?,??????????????

???9????5?????????15????????????????????????????,???:

9??5?18?7?,????

9??5???18????7??????,???

9?5????????,????????????????????????????????

9?5??7??????????,???

9???????????6??7??,??????????????????????????????????????????????????????????????????????????,????????????

9?5?7???,??????

????????????????,?12306????,??30???(??),??12306?(12306???APP)?,??????????????????????180?????????(?),??,????????????(??) ???????????:?????????????