linear fracture mechanics

例句：

1. 1.The linear fracture mechanics is a field of study that focuses on the behavior of materials under stress and strain.
   线性断裂力学是一门专注于材料在应力和应变作用下行为的学科。
2. 2. In this model, the linear fracture mechanics is used to predict the failure of structures under various loading conditions.
   在这个模型中，线性断裂力学被用来预测结构在各种加载条件下的失效。
3. 3.The linear fracture mechanics has been widely applied in engineering design and analysis, such as in the design of bridges and buildings.
   线性断裂力学在工程设计和分析中得到了广泛的应用，如桥梁和建筑物的设计。