本文采用内聚力模型作标准来判别各种基于梁弯曲理论的方法，这些方法包括简单梁理论、修正梁理论和实验柔度法。
CZM is used as a benchmark to check the precision and applicability of beam-bending method, such as SBT (Simple Beam Theory), CBT (Corrected Beam Theory) and ECM (Experimental Compliance Method).
将该解析元与有限元相结合，构成半解析的有限元法，可求解任意几何形状和载荷的基于线性内聚力模型的平面裂纹扩展问题。
The new analytical element can be implemented into FEM program systems to solve crack propagation for plane problems with arbitrary shapes and loads.
利用分支裂隙扩展建立断裂力学模型，可导出节理内聚力的一种具有封闭解的时间方程。
Fracture mechanical model is developed by utilizing subcritical crack growth, leading to an equation that has a closed solution for joint cohesion as a function of time.
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