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

2?????

3???????

4???98????

5???????

??,????????12306?????,???????????????12306App??????????????

???????500??1?????????????????,??90%??,?????????????,???????????????12306App“??????????”?????????12306??????????,?????“???”,????“?????”???,?????????

?????????,?????,????????????????????????????2023????????????????????????????,???????15.9??,??4.5??????,“??”?????????80%????,???????????????????,???,????“???????”,??,???????????“?????????”?

????????????????18????????????,???????“???????????????????”??????????????,????,???????????????“0??????????”?????????????????,??,?????????,?????

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

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