??2???5? (???)5???,????,2025??8???????????????(1??????????????28????2?????4???????????),????????????????????189.6??????????,????23.7????????289??,???????????63?????????????????,???

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

????????,?????????,???????????,?????12306????,??????“??”?????????,????????????????????????????????????????????,???20.5????,?4%?

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

?????????????,??4???“???????????????”??????????????????????,?????????K7835/6??????????,???????????????????????????4????,????

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

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

??

??:???????????,??????????,??????????????