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- 4 The m ean values of envelopes of NS component of ground motion acceleration at site c lass Eand d ifferent ep icenter d istance. 标题： 图4震中距不同;E类场地的地震动SN分量加速度包络线的均值 F ig.
- peak ground motion acceleration 峰值加速度
- Ground motion acceleration 地面运动加速度
- The Richter Scale is a measure of ground motion. 里氏震级是测量地动的单位。
- The study shows that the peak acceleration of ground motion is significantly influenced by the incident angle.The PGA is unnecessarily the largest for the vertical incidence. 研究表明：入射角对地表的加速度峰值有重要影响，未必在波垂直入射时最大，可能有多个峰值；
- In pure seismology, the ground motion is generally expressed by its amplitude. 在纯粹地震学中，地面运动一般以振幅表示。
- The reflections are recorded by detecting instruments responsive to ground motion. 反射波由对地面振动极敏感的探测仪器记录下来。
- Ground motion composite inversion based on a substructural analysis method is studied in this paper. 本文研究一类基于子结构分析的地震动复合反演问题。
- The motion accelerates and decelerates at the beginning and end of each clip. 移动在开始和结尾的每个剪辑处加速和减速。
- This scale,commonly known as the Richter scale measures the ground motion caused by an earthquake. 这个震级，一般称为里氏震级，可测量地震引起的地面运动。
- To make a crushing and grinding motion with the teeth. 咀嚼用牙齿作咬破及嚼碎的动作
- Based on a multi-story shear-type sliding-isolated structure, the law of FFT spectrum of the acceleration response to seismic ground motions is computationally analyzed. 摘要以一个多层滑移隔震剪切型结构为例，计算分析了结构地震加速度响应频谱规律。
- The proplem is to recalculate these amplitudes into the corresponding amplitude of the ground motion. 问题是要将记录图振幅换算为相应的地面运动振幅。
- A Time Domain Model of Ground Motion Bas ed on Equivalent of Linear Structure Res ponse. 基于线性结构响应等效的地震动时域模型。
- The problem is to recalculate these amplitudes into the corresponding amplitude of the ground motion. 问题是要将记录图振幅换算为相应的地面运动振幅。
- Some seismometers are capable of detecting ground motion as small as 1 billionth of a meter, or about 40 billionth of an inch. 一些地震检波器能探测相当于十亿分之一米或亿分之四英寸的地面运动。
- This scale, commonly known as the Richter scale measures the ground motion caused by an earthquake. 这个震级，一般称为里氏震级，可测量地震引起的地面运动。
- An accelerometer equipped to measure and record ground motion during an earthquake. 测震仪一种加速测量仪，用以测量和记录地震时的地表运动
- A.Hindy and M.Novak,Pipeline response to random ground motion,J.eng.mech.div.ASCE 106,339-360.1980. 王君杰王前信.;大跨拱桥在空间变化地震动下的响应[J]
- In this section, you use the Graph Editor to modify the animation for each clip so the aircraft's motion accelerates and decelerates at the beginning and end of each clip. 在这个部分，你使用图形编辑器为每个剪辑修改动画，以至于在开始和结束的每剪辑处，飞机的移动是加速和减速的。
