For comparing and analyzing the influence of attenuation relationship, the attenuation relationship of earthquake intensity created by the error back propagation approach was adopted in mapping.
为了对比分析衰减关系的影响，编图中也采用了借助误差向后传播算法建立的地震烈度衰减关系。
Combined with the survey data of historical earthquake in Xinjiang, the seismic intensity attenuation law has been fitted with multiple regression method.
利用新疆历史地震考察资料，采用多元回归方法拟合新疆地区地震烈度衰减规律。
In this paper, we mainly discuss the determination of specific parameters of potential sources, the prediction of attenuation laws of ground shock and the selection of occurrence model of earthquake.
本文主要讨论潜在震源区地震参数的确定、地震动衰减规律的预测以及地震发生模式的选定。
The source spectrum of small-moderate earthquake can be represented by theoretical "Brune" model, the geometric attenuation factor of whole path can be represented by three-segment geometric model.
中小地震的震源谱可以用“布龙”理论模型表示，传播路径中的几何衰减因子可以用三段几何衰减模型表示。
Through contrasting and analyzing, the particle vibration velocity were forecasted by the orderliness formula of attenuation of blasting earthquake wave is precise relatively.
经对比分析，所得爆破地震波衰减规律公式预测的质点振动速度具有较高的精度。
The higher the frequency of the artificial earthquake wave, electromagnetic wave and sonic wave, the higher the resolution, but the attenuation is very fast and the exploration depth is very shallow.
人工地震波、电磁波和声波的频率越高，分辨率越高，但衰减快，可探测深度也降低。
This shows that an earthquake may be predicted by making use of the variations of the frequency attenuation coefficient if the available data are properly processed.
这表明，经过适当处理，是可以根据频率衰减系数的变化来预报地震的。
The attenuation law can be used for the seismic risk analysis and earthquake resistance designing.
这些研究可供重庆及邻近地区进行地震危险性分析和抗震规划时使用。
Attenuation laws of earthquake ground motion.
地震动衰减关系。
Attenuation laws of earthquake ground motion.
地震动衰减关系。
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