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重点介绍目前铁路需要但尚未实现的GSM-R业务,并给出通过GSM-R与移动智能网结合来实现相关业务的途径和发展方向。
It mainly introduces the GSM-R service that the railway needs but has not realized yet and gives the way and the direction of realizing the related business through the combination of GSM-R and mobile intelligent network.