A seismograph is an instrument which gives a continuous record of the motion of the ground.
地震仪是提供地面运动的连续记录。
The Richter Scale is a measure of ground motion.
里氏震级是测量地动的单位。
These factors include importance of the dam, severity of the ground motion, occurrence or lack of observed damage, and availability of quality strong motion records at or near the dam.
这些因素包括：大坝的重要性，地震时地面运动的程度，大坝出现或没有出现重大损坏，以及在当地或附近发生强震时大坝质量的可靠性。
Nokia remains the market leader, but other smartphone vendors, such as Research in Motion, makers of the BlackBerry, and Apple, which makes the iPhone, are gaining ground.
诺基亚仍然领跑手机市场，但其他智能手机，如黑莓和iPhone的市场份额也在不断扩大。
Besides the factor of ground motion, the accuracy of the simulation is depended on the rationality of analytic model and material model.
地震作用下计算机模拟分析的准确性除输入地面运动的因素外，主要取决于分析模型和材料模型的合理性。
A new method of determining ground motion parameters according to the destruction state of structure after earthquake, which using the inverse technology, is raised.
提出了一种根据地震后的结构所呈现的破坏状态，运用结构破坏反演技术来确定地面运动参数的新方法。
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。
The results of this study also show that estimation of seismic stress drop from the peak parameters of ground motion will become a new practical method.
研究结果还表明用地面运动峰值参数估算地震应力降是一种新的实用性较强的方法。
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。
By introducing composite inversion ideas, the problem of ground motion inversion is studied in this paper.
本文运用复合反演的观点研究结构参数未知条件下的地震动反演问题。
The ground acceleration here must have been very high and the duration of the strong motion long to cause such incredible destruction.
当时地表加速度一定很高，而且强烈震动的时间很长，造成了如此严重的破坏。
Make sure that you design for some ground motion that has the small chance of happening. We want to be pretty conservative.
卢科表示，“请在设计时确保考虑到一些极小几率发生的地表运动，我们应该相当保守。”
Field observations after 921 earthquake show that the irregular basement has serious damage because of amplification of ground motion.
在921地震后，经观察发现，半开挖式地下室结构损毁情形大部分比全开挖式结构严重。
The effects of sediment on the hydrodynamic pressures acting on rigid dams during vertical ground motion were studied By use of an explicit finite element scheme in this paper.
作者应用时域显式有限元模型分析了可压缩库水条件下淤积泥砂对垂直地运动作用时刚性坝面上动压力的影响。
When the leading leg strikes, there can be a braking motion as speed is inhibited by the contact of the foot with the ground.
当前脚着地的时候，可能存在一个阻碍动作，即，脚触地对速度生成的抑制。
This paper studies the Characteristics of the first three spectral moments for the response of linear systems under the space-interrelated ground motion model and an analytical method.
本文研究了在空间相关地面运动数学模型下线性体系振动反应的前三阶谱矩的特点和它们的解析计算方法。
Velocity is the measurement of the speed of the ground motion.
地震速度是用来测量地壳运动速度的。
The results show that there are great difference between the earthquake responses of double and single tower high-rise buildings, this related to the input ground motion and sites.
结果表明：深厚软弱地基上双塔和单塔高层建筑的地震反应有很大差别，这种差别与场地条件和输入地震动特性有关。
The dynamic responses of the models with mass eccentricity and under the condition of bi-directional ground motion were studied at the elastic stage and stages of cracking, yielding and failure.
研究了在质量偏心和双向地面运动情况下结构从弹性、开裂、屈服直至破坏等各阶段的地震反应。
Analysis of the attenuation law of ground motion energy.
地震动能量衰减规律的统计分析。
Alternatively, the dissatisfied party may file a motion for a new trial on the ground that the verdict is clearly against the weight of the evidence.
或者，对于审判结果不满意的一方还会提出要求重新审判的动议，其理由是指示明显的违反了证据的重要性。
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。
Utilizing these statistical features, we can simulate the design ground motion founded on the theories of non-stationary time history.
应用这些统计特征，可模拟出符合统计要求的基于非平稳时间历程的设计地震动。
This modification incorporates explicitly the duration of strong earthquake ground motion into the time dependent variation of the root-mean-square peak amplitude.
这个修正明显地将强震运动的持续时间包含在均方根振幅依赖于时间的变异中。
The sectional blasting will produce superposition of ground motion the superposition factor is directly related to the calculation of equivalent amount of explosive.
分段爆破会产主地震动的叠加，叠加系数直接关系到等效药量的计算。
The seismic influence field reflects the space distribution of seismic intensity or space-related seismic ground motion field.
地震影响场反映了地震动强度的空间分布或与空间相关的地震动场。
The general expressions of the ground resolution and the telescope focal length for an imaging spectrometer were deduced to investigate the increase of energy integral time with motion compensation.
针对用运动补偿增加成像光谱仪能量积分时间的情况，推导出了其地面分辨率和望远系统焦距选择的一般表达式。
The general expressions of the ground resolution and the telescope focal length for an imaging spectrometer were deduced to investigate the increase of energy integral time with motion compensation.
针对用运动补偿增加成像光谱仪能量积分时间的情况，推导出了其地面分辨率和望远系统焦距选择的一般表达式。
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