concrete-likeCOCA²⁵⁴³³⁷⁺⁶ 例句 On the basis of piece- wise- linear plasticity and fracture mechanics, this article presented a2- dimensional holonomic and nonholonomic constitutive model for cohesive crack of concrete-like materials. 基于分段线性塑性理论和断裂力学理论,提出了一种二维的全量形式和增量形式的粘性裂纹的本构模型。 cnki