...个裂纹的单元裂纹体：采用线弹性波动方程组描述材料内部的动力学关系，采 用线性粘滞断裂模型（Linear cohesive fracture model）描述裂纹的扩展行为，根据外载荷情况确定边界条 件形成完整的初边值问题。
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The paper based on the damage mechanics, fracture mechanics, elasticity theory and experimental date. According to the concrete damage constitutive equations and fracture model, the relationship between frost heave stress and hoop stress is derived.
本文结合损伤力学、断裂力学、弹性力学等理论与试验数据对冻胀应力和钢管环箍应力进行了研究,并根据混凝土损伤本构方程、断裂模型推导了二者之间的关系。
参考来源 - 外包钢管混凝土抗冻耐久性试验研究与理论分析·2,447,543篇论文数据，部分数据来源于NoteExpress
本文研究了混凝土、岩石类损伤材料的宏观断裂模型。
A fracture model for damaged materials like concrete and rocks is presented in the paper.
其结果与WEK断裂模型所估计的损伤区尺寸颇为一致。
The calculated results coincide with damage zone sizes estimated by means of WEK fracture model.
本文方法同样适用于其它混凝土断裂模型的断裂参数的计算。
The method is also valid to be used for fracture parameter computations of other fracture criterions of concrete.
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