The energy release rate and failure criterion for mixed mode are investigated by means of the method of equivalent linear crack extension.
利用当量直线裂纹扩展法研究复合型裂纹的能量释放率及相应的断裂判据。
Based on the boundary variational theorem, the energy release quantity and energy release rate (dynamical crack extension force) along the crack boundary are obtained.
由此求得动态裂纹扩展时，沿裂纹边界的能量释放量和能量释放率(动态裂纹扩展力)。
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