A fatigue failure criterion of the unidirectional laminate was established based on both the residual strength degradation model and the plastic formula of anisotropy materials proposed by Hill method.

• 在剩余强度衰减模型和希尔提出的各向异性材料塑性条件基础上建立单向层合板在任意应力状态下的疲劳破坏准则