Surface course thickness and base modulus of asphalt concrete pavements are important parameters in pavement structure design.
沥青混凝土路面面层厚度和基层模量是路面结构设计中的重要参数。
The result indicates that there is a great influence of stiffness gradients of asphalt course on asphalt pavement structure shear stress.
结果表明，沥青层模量梯度对沥青路面结构表面剪应力有显著的影响。
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