The impact of coal mine goaf on seismic surface ground motion and its dynamic stress distribution around the tunnel was investigated.
研究了煤田采空区对地面地震动的影响以及采空巷道的动应力分布。
The notable torsion effects of the surface ground motion above the alluvial valley are illustrated and the torsion effects become stronger as the frequency of the incidence is higher.
沉积盆地地表运动有强烈的扭转效应，并且此扭转效应随盆地变软和入射波频率的增高而增强。
The study on effects of liquefied zone on surface ground motion and seismic response of buildings is one of the very important subjects in the engineering of earthquake-resistance of structure.
液化土层对地面运动及结构地震反应的影响是工程抗震领域中非常重要的课题之一。
The distribution of dynamic stresses is similar to that of stresses induced by static load (such as strip load) on the ground surface, but changes with train motion.
动应力的空间分布与地基表面作用静力荷载(如条形荷载)产生的应力分布相似，但随列车运动而呈动态变化。
The ice skates can be used for making motion on ice surface or ground in different seasons and at different occasions through replacing the wheel-shaped skates and the sliding wheels.
通过更换轮状冰刀和滑轮可以在不同的场合或不同的季节在冰面上或地面上运动。
The crust is constituted by the rock and a surface layer of soil with depth H over it. The incident seismic wave is a vertical SH shear wave to cause horizontal ground motion.
地壳由半无限大的基岩上一层厚度为H的表土层组成，入射地震波为垂直的SH波，产生水平地面运动。
The crust is constituted by the rock and a surface layer of soil with depth H over it. The incident seismic wave is a vertical SH shear wave to cause horizontal ground motion.
地壳由半无限大的基岩上一层厚度为H的表土层组成，入射地震波为垂直的SH波，产生水平地面运动。
应用推荐