公路路面的回弹弯沉特性是判断公路建设质量和路用性能的一项重要的技术指标。
The feature in determine of highway pavement deflection is one of the key points to decide the quality in highway construction and it's feature.
运用三维空间有限元方法，通过具体实例定量分析了重载车辆对沥青路面的路表弯沉、结构应力的影响，论证了重载车辆对沥青路面结构的破坏作用。
In this paper, the effect of heavy vehicles on asphalt pavements with respect to deflection and stress of pavement structures was analyzed quantitatively by examples.
采用轴对称动力有限元结合系统识别反分析理论进行路面模量反算，考虑了落锤式弯沉仪（FWD）荷载作用下的路面反应动力效应。
This essay adopts limited units of axial symmetry and theory of system recognizing backcalculation, in which the dynamic effect of the road surface reaction to load of FWD is considered.
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