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

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

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

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

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

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

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

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

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