According to the earthquake hazard analysis on the site, the ground motion parameters are received and the rock time generated seismic wave of the site is composed.
通过对该桥桥址处的地震危险性分析，得出了桥位处的地震动参数，并合成了桥址处基岩人工波时程和场地土人工波时。
The results may better reflect the non-stationarity of ground motion in time domain and are closer to reality than those by wave theory and stationary random vibration theory.
由于这种方法能较好地反映地面运动的时域非平稳性，所以得到的计算结果更真实。
A method for predicting the phase spectra of strong ground motion is presented based on the equivalent dispersion of wave motion and the approach for synthesizing ground motions is then studied.
本文在强震地震波频散研究的基础上，进行了强地震动场相位预测方法和多点地面运动时程合成方法的研究。
Compared with the seismic responses of free homogeneous half space, the results present the effect of vertical cracks on the propagation of seismic wave and the ground motion near the fault site.
计算结果与均匀半空间自由场做了对比，以说明竖向地裂缝对地震波传播和附近地面运动的影响。
The effect of explosive characteristic on the amplitude of explosion seismic wave is studied by means of comparing experiments on ground motion caused by FAE and TNT located near the ground.
通过近地表同药量的燃料空气炸药(FAE)和TNT爆炸地震对比试验，研究了炸药性能对爆炸地震波幅值的影响。
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 method of generating seismic wave by superposing impulse component and wide band component is used to study the interaction characteristics of near-filed ground motion in this paper.
运用脉冲分量与宽频分量叠加合成地震波的方法，来研究近场地震动的作用特性。
The method of generating seismic wave by superposing impulse component and wide band component is used to study the interaction characteristics of near-filed ground motion in this paper.
运用脉冲分量与宽频分量叠加合成地震波的方法，来研究近场地震动的作用特性。
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