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运营线成段更换宽轨枕,采用单根更换的方法,可不封闭线路,以减少对列车的影响,保证道床的相对稳定和施工质量。
Replacement of wide sleepers in the operation of the segment, using a single replacement method, can not be closed line to reduce the impact on the train, to ensure the relative stability of ballast bed and construction quality.