纵波的衰减系数在地震频带内基本上呈线性变化，而横波的衰减系数在地震频带内除低频外基本保持稳定。
The attenuation factor of longitudinal wave was changing linearly, whereas the attenuation factor of the slow shear wave kept nearly constant with a low frequency on the exploration seismic band.
利用约束稀疏脉冲反演方法对崖城13—1构造的高分辨率三维地震资料进行了反演，得到了全频带的绝对波阻抗数据体。
After 3d high resolution seismic data of Yacheng 13-1 structure were inversed using restriction sparse pulse inversion, data volume of full-frequency band absolute wave impedance was gained.
新建国家数字地震台网所使用的CTS 1甚宽频带地震计是一种具有甚宽频带、大动态范围、高灵敏度负反馈地震计。
The CTS-1 very broadband seismometer employed in New State Digital Seismic Network is a seismometer of very broadband, large scale dynamic and high sensitive feedback.
阐述了一种低成本有效标定宽频带负反馈地震计的方法，给出了实际标定结果和数据处理方法。
A low cost and effective calibration method for the broadband feedback seismometer is described, and the results of practical calibration and data processing method are given in this paper.
结果表明：在较宽的地震波频带内，两种阻尼器对于控制这一不规则结构的扭转效应，提高该结构的整体抗震性能均有较好的减震效果。
Then, the dynamic response of the uncontrolled structure and controlled structure are intestigated under the excitation of earthquake from three aspects of energy, displacement and force.
为研究长周期地震动反应谱特性，本文首次采用了地震学研究所使用的宽频带数字地震记录作为数据基础。
In this paper, we use the digital broad-band records to study the characteristics of long-period ground motion.
利用优势频带分频相位技术较好地实现了宽频带地震资料的断裂系统识别。
Has realized the wideband earthquake material break system recognition well using the superiority frequency band frequency division phase technology.
宽频带地震数据库是中国岩石圈三维结构数据库的子库之一。
Broadband seismic survey database is one of sub-database under China lithosphere 3d structure database.
对NEIC宽频带地震辐射能量目录和哈佛矩心矩张量（CMT）目录的比较，给出关于视应力的一些可能是有意义的结果。
Comparison between the NEIC broadband radiated energy catalogue and the Harvard CMT catalogue provides information about apparent stress.
中强地震的破裂过程是一个非常重要的研究课题，利用宽频带地震学的分析手段，可以得到更加精细的破裂图象。
The rupture process of inteimediate and large earthquakes is a very important research problem. The rupture pattern could be seen in more detail by the analysis method from broadband seismology.
基于MEMS加速度传感器的地震检波器在频带、动态范围和轴向抗干扰性等性能指标上优于传统动圈式检波器。
The geophone based on MEMS accelerometer has excelled the traditional geophone on bandwidth, dynamic range and off-axis sensitivity.
结果表明，改进后仪器接收到的地震反射波主振幅、主频率、频带宽度、垂向分辨率及仪器记录信号的有效动态范围均有不同程度的提高。
The results show that the main amplitude, main frequency and frequency band of reflected wavelet and the effective dynamic range of system have different degrees of increase.
结果表明，改进后仪器接收到的地震反射波主振幅、主频率、频带宽度、垂向分辨率及仪器记录信号的有效动态范围均有不同程度的提高。
The results show that the main amplitude, main frequency and frequency band of reflected wavelet and the effective dynamic range of system have different degrees of increase.
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