By the method of Hilbert-Huang transform(HHT),this article defines an instantaneous frequency time history of seismic acceleration record,which can to some extent quantify the frequency-non-stationary characteristics of original acceleration record.
利用HHT方法定义了一种地震加速度记录的瞬时频率时程,该瞬时频率时程能够在一定程度上将原始加速度记录的频率非平稳特性予以量化。
Prediction of borehole stability by seismic records;
利用地震记录钻前预测井壁稳定性研究
Optimum weighted stacking of seismic record with irregular noises;
非规则噪音地震记录的优化加权叠加
According to seismic wave dynamic mechanics, the reasonable nonlinear mapping relationship between seismic record and logging data has been established.
根据地震力学理论,建立了地震记录和测井数据之间的非线性映射关系,并据此构建了测井曲线。
Fractal and chaotic characteristics of seismic data;
地震记录的分形与混沌性质
In this paper a seismic multi scale edge detection (SMED) technique is proposed for detecting those variances from seismic data.
本文提出的地震多尺度边缘检测技术以坎尼最佳边缘检测准则和小波变换的多分辨分析为理论基础，能在地震记录上较方便而可靠地识别地下介质的横向变化。
analog seismograph tape recorder
模拟磁带地震记录仪
noise free synthetic seismogram
无噪声合成地震记录
A seismic trace calculated from well-log data is called a synthetic seismogram.
由测井资料计算出来的地震记录道称为合成地震记录。
Study on Near-field Characteristics of Strong Ground Motion during the 1999 Chi-Chi, Taiwan, Earthquake;
基于集集地震记录的近断层地震动特性分析
SEISMOGRAM SYNTHESIS FOR HORIZONTAL WELLS IN WHOLE LENGTH
水平井全井段合成地震记录制作方法
Design of Data Acquisition Software of Broadband Seismic Recorder;
宽频地震记录仪数据采集软件的设计
The Effect of AVO on the Comparison of Composite Seismic Traces
AVO效应对合成地震记录对比的影响
A seismograph records earthquakes.
地震仪能自动记录地震。
seismometer group recorder
地震检波器组记录系统
Analysis on Site Response Based on Strong Motion Records of the Ning'er Earthquake
利用宁洱地震强震记录分析场地响应
Estimation on site effect from different techniques using aftershocks of Chi-Chi earthquake
利用集集地震余震记录分析场地地震动反应
ANALYSIS OF LANDSLIDE INDUCED BY WENCHUAN EARTHQUAKE BY STRONG MOTION RECORDS
利用强震记录分析汶川地震诱发滑坡
Strong Motion Observation Records of Gutian ML4.1 and ML4.6 Earthquakes in 2008
2008年古田4.1、4.6级地震强震动观测记录
Strong Motion Records and Earthquake Effect in Jiangsu Province Related to Wenchuan M 8.0 Earthquake
汶川地震在江苏的强震动记录及地震影响场
A seismograph is an instrument which gives a continuous record of the motion of the ground.
地震仪是提供地面运动的连续记录。
Global seismographic network records the great Sumatra-Andaman earthquake
全球地震台网记录苏门答腊-安达曼特大地震
but that was precisely the idea adopted in some of the early instruments,
但是早期记录地震波的仪器，
facsimile seismograph
能直接在传真感光纸上记录的地震仪