求翻译：② 地震波是一种具有冲击压剪作用的应力波，传播遇到介质性质突变界面时将发生反射、折射和透射现象，在裂纹尖端处还将出现衍射现象，振幅发生明显改变，这种突变将引起微裂纹和微晶缺陷处应力调整，使得裂纹成核、长大，最后贯穿导致岩体宏观碎裂化和角砾化。岩体损伤碎裂化是地震荷载作用下，岩体内部缺陷动态演化的累进过程。是什么意思？

② seismic waves is a stress wave impact pressure shear force, spread encountered media nature of the mutation interface reflection, refraction and transmission phenomena at the crack tip will be a diffraction phenomenon, amplitude change significantly, this mutation cause microcracks and stress adju

seismic wave 2 is a shock pressure cut role, the stress wave propagation media encountered sudden nature interface will occur when reflection, refraction, and transmission, and cracks in the Tip diffraction phenomena will also be a significant change occurs, the amplitude, the shock will cause micro

② The earthquake wave is one kind has the impact pressure to cut the function the stress wave, the dissemination meets when the medium nature sudden change contact surface has the reflection, the refraction and the transmission phenomenon%2

② earthquake wave is a has impact pressure cut role of stress wave, spread encountered media nature mutation interface Shi will occurs reflection, and refraction and transmission phenomenon, in crack tip Department also will appears diffraction phenomenon, amplitude occurs clear change, this mutatio