运动随机 meaning in English

motion rand. over life

They can be directly applied to the stochastic modeling ground motions in the researched region
这些参数可以直接用于研究区软基岩场地的地面运动随机模拟。
In this paper , for the application of stochastic simulation of ground motion , we put forward a method of determining the parameters of path and site using digital seismic data of small - moderate earthquakes
摘要本文从强地面运动随机模拟方法应用出发，提出了一种用中小地震的数字观测资料确定研究区路径、场地参数的方法。