The Richter Scale is a measure of ground motion.
里氏震级是测量地动的单位。
Analysis of the attenuation law of ground motion energy.
地震动能量衰减规律的统计分析。
Specification of earthquake ground motion in design code.
规范中关于设计地震动的规定。
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。
This phenomenon is more remarkable under the pulse ground motion.
其中，脉冲地震的影响更为显著。
Structures have little magnification effect for vertical ground motion.
结构对地面竖向运动没有放大作用。
The effect of ground motion noise on the network construction is analyzed.
指出了地动噪声分析对台网建设的作用。
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 law of ground motion caused by coal excavation is different on different landforms.
不同地形条件下，煤层开采引起的上覆岩层移动与地表沉降规律不同。
Ground motion intensity measure (im) is an important basis for structural seismic design.
地震动强度指标是建筑结构抗震设计的重要依据。
It is shown that underground group cavities significantly amplify the surface ground motion nearby.
数值结果表明，地下洞室群对附近地面运动具有显著的放大作用。
Artificially generated ground motion history is an important tool for earthquake engineering research.
人工地面运动时程是工程抗震研究的重要工具。
Artificially generated ground motion history is an important tool for earthquake engineering research.
人工地面运动时程是工程抗震研究的重要工具。
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