Based on the data in seismic catalog , the characteristic of unequal time periods in different areas is considered in the spatialization of earthquake frequency.
从地震频率分布结果上看,大致以宁夏、甘肃、四川和云南为界,中国西部地区3级以上的地震发生频率要高于东部地区;从地震烈度分布结果看,中国甘肃、陕西、宁夏、山西、河北、四川、云南等位于地震带内的区域在发生地震时产生的烈度较高。
The different seismic response of the bridge is computed with different frequency seismic waves.
以岳阳洞庭湖大桥作为工程背景,用ANSYS软件建立有限元模型,提出了在斜拉桥塔梁连接处安装铅芯橡胶支座作为减震装置并计算在不同频率地震波下斜拉桥的地震响应。
Broadband seismology is one of important progresses in Geophysics sciences in recent years.
宽频带地震学是近年来地球物理学科的重要进展之一，现代的观测技术实现了仪器在很宽的频带范围内记录数字地震信号，宽频带资料含有更真实和更全面的震源和地下介质的信息，利用宽频带资料可以对广泛的地球物理问题进行研究。
Seismic modeling of scalar seismic wave propagation with finitedifference scheme in frequency-space domain.
标量地震波频率-空间域有限差分法数值模拟
Effect analysis of blasting seismic wave frequency on dynamic response of a multi degrees of freedom elastic system
爆破地震波频率对多自由度弹性体系动力响应的影响分析
seismometer resonant frequency
地震检波器谐振频率
3D data wave equation migration in frequency-wave number domain
三维地震资料频率-波数域波动方程偏移
Seismic signal multi-wavelet decomposition and reconfiguration based on wavelet in frequency domain
基于频率域小波的地震信号多子波分解及重构
Preliminary Study on the Tremors with Special Frequency Recorded by Seismograph Before Wenchuan Earthquake and Its Charaters
汶川地震临震地脉动记录特殊频率波动现象及其重现性初步研究
seismic disturbance range of frequencies
地震扰动的频率范围
frequency-domain seismic data analysis
频率域地震资料分析
It can compute the seismic resolution limit in time and space(1/4 wavelength) according to seismic apparent dominant frequency and the velocity of targets.
根据地震视主频和目的层的速度可以计算出空间和时间地震分辨率(/波长)限。
Software-defined frequency synthesizer for multi-frequency HF surface wave radar
软件化多频地波雷达频率合成器设计
Seismic velocity can occasionally be affected by porosity and temperature.
孔隙率和温度有时也能影响地震波速。
Gravitational waves signals look like sine waves and occur at different frequencies that depend on their source.
引力波信号看起来象正弦波，但根据他们自己的震源有不同的频率。
seismic research, tremors, waves
地震的研究、 震动、 震波.
Research on Intelligent Optimization System of High-Frequency Surface Radar's Operating Frequency
高频地波雷达智能频率优选系统的研究
The Wavelet Compound and Application of Time Frequency Non-Stationary Seismic Motion;
时—频非平稳人造地震动的小波合成及其应用
Seismic Signal Time-frequency Analysis and Its Application to Blast Distinguishing;
地震波时频谱分析及其在爆破识别中的应用
Research on the Problem of Low-Frequency Response of Geophone Array in Seismic Prospecting;
地震勘探检波器组合低频响应问题研究
Adaptive Time-Frequency Peak Filtering and Its Application on Noise Attenuation for Seismic Data
基于自适应时频峰值滤波的地震信号去噪研究