... 高速轨道检查车 ;高速轨检车 high-speed track inspection car 养路作业 track maintenance operation 起道 track lifting;raising of track ...
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It is an important method for scientific management of tracks to inspect track defects, direct track maintenance operation, and measure dynamic quality of tracks by maintenance car.
利用轨道检查车检查轨道病害，指导线路维修作业，评价轨道动态质量，是实现轨道科学管理的重要方法。
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