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。
Using the Linear track Accelerated Loading Facility System, 12 types of direct track fullscale tests of asphalt pavement are carried out.
利用直线式加速加载试验系统，对12种沥青铺装方案进行了大型直道足尺试验。
Using the Linear track Accelerated Loading Facility System, 12 types of direct track fullscale tests of asphalt pavement are carried out.
利用直线式加速加载试验系统，对12种沥青铺装方案进行了大型直道足尺试验。
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