The effects of geometric large deformation and impactaction were taken into account in dynamic analysis.
分析中采用了动力方法，考虑了几何大变形和冲击作用的影响。
2
The traveling process of elastic-plastic waves under impactaction was analyzed by characteristics method.
用特征线法分析了刚性块轴向撞击弹塑性直杆时应力波传播的过程。
3
The paper points out that reed failures result from the synthetical action of vibrating wear, grain wear, fatigue damage and last, impactaction-the most dreadful damage.