?? ??????“??????????????”?
????:1???????:??????200??
2?????q
3????????????
4?????????????
5????????????
???????????????????????????????????11??27?????? (??????????????)?????????????????4????????????;???????,???????????????;??????,?……???????????,????31?????,????,???“?????”?
??????????????????????????,?????????????????,????????,??????,?????4?,????????????????????????????,?????????????????,??????????
??,???2006??????,??????????2???????????????????,??????GSM-R????????????,?????“??????”,?????????“?”?
?,??????????,??????,?????????????,??????,??????????,?????????????????GSM-R?????????
???????????,?????“??????????”?,?????????????2011????,?,??????(??????????????????)?????,???
???,???????????????????,??????,??????2012???????????????????,??????????“???????????”“????????????????????????”?????????
????????????????,????,??????????,??????????????????,??????,???????????26?????????????,??????8??????????????
??31????????,???????????????????????????????????????????????????????????????,2023??????,???????????,????????????(??????)
????????:???