路基宽度是道路交通设计中的一个重要概念，通常不同等级的公路的路基宽度都有标准的宽度值。
据此，研究了北麓河试验段路基冻融状态、列车行驶速度、轨缝宽度对路基列车行驶振动荷载的影响。
Subsequently, the effects of subgrade freeze-thaw condition, running speed and width of rail gap on the vibratory load from trains were investigated.
为探讨超宽路基沉降分布规律，对不同宽度的路基进行有限元分析。
The finite element method was applied to the analysis of the influence of width on the settlement distribution by employing the Duncan-Chang constitutional model.
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