irregularity of railway track
irregularity of railway track
铁路轨道不平整
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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In order to realize efficient maintenance of track irregularity, it is necessary to establish the optimized maintenance plan model and adopt large scale machineries to maintain railway tracks.
为实现高效的轨道不平顺养护维修，建立最优养护维修计划模型和采用大型养路机械进行作业是十分重要的。
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