The Nanshui nonlinear model was adopted to describe the characteristics of the stress-strain relationship of the asphalt concrete and compared with the Duncan-Chang nonlinear model.

• 基于以上原因，提出用南水非线性模型来描述沥青混凝土材料的应力-应变特性关系，并将其与邓肯-张模型进行对比。