??????“??????????????”?

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

???????11???????27??? (?????????????)????4????;??????,?;????????,???????????……????????????,???????????31?,???????????????????,??????????????“??????”?

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

??????,???????,?,???????????,????????????????4??????????,????????????????,?????????????????,???

?????????????????,??????????????2006??,????????2?????????,??????????????????GSM-R????????????????????,??????“????”,??????“?????”?

?,??????,????????????????,????,??????????,???????????????????????????????,???????????????GSM-R????????????????????

?????????,???????“?”???????,??????????????????2011??????????????,????,??????(???????????????????)??????,???????

??????????????????,???????????,?????,????????????2012??????????,???????????“??”“?????????????”??

???????????,????????,???????????,??????????????,?,????26???,??????????8?????????

???????????????????????????????????31??????,??????????????????????????????????????,2023???????????,??????,??????????(?????)

??????:???