Uses dynamic contact FEM to analyze impact and collision of hammer to foundation soil in the dynamic compaction, establishes the contactrelation between dynamic contact force and speed.
采用动力接触有限元法分析强夯中夯锤对地基土的冲击碰撞过程，建立动接触力与速度之间的接触关系式。
2
Given Granada's temperate climate, we have sought a direct relation between the classrooms and the playground on the mountainside in order to foster the children's contact with nature.
考虑到格拉纳达温和的气候，我们将教室与操场直接联系并置于山腰上，以此来培养孩子们与自然的联系。
3
Based on the achieved contact force data, the relation of the contact force and deformation depth of specimens can be obtained by calculation.