撞击作用 meaning in English

percussion action

Elastic - plastic dynamical response mechanism of a cantilever beam subjected to oblique impact at its tip
端部受斜撞击作用悬臂梁的弹塑性动力响应模式
In this paper the elementary analysis of the vibration of the earth surface collided by a free - falling hammer , including the estimation of the collision force and the vertical displacement , is presented
摘要本文对落锤撞击作用下的地表振动作了初步分析，包括撞击力的估算和地表位移的计算等。
In structural engineering , hydraulic concrete is often used for the construction of a cyclical bear or fresh water , sea water or ice scour , erosion , and the knock - on effect on the permeability of concrete used hydraulic structures , it has special requirements and regulations
摘要在工程结构中，水工混凝土是用以修建经常或周期性的承受淡水、海水或冰块的冲刷、侵蚀、渗透和撞击作用的水工建筑物所用的混凝土，其有特殊的要求和规定。