Based on the first arrival P and S data of 4 625 regional earthquakes recorded at 174 stations dispersed in the Yunnan and Sichuan Provinces, the 3-D velocity structure of crust and upper mantle in the region is determined, incorporating with previous deep geophysical data.
根据云南和四川地震台网 1 74个台站记录的 4 62 5个区域地震初至 P波和 S波走时资料 ,并结合其它深部地球物理资料 ,确定了川滇地区地壳上地幔三维速度结构 。
Application of wireless technique in the transmission of seismic observation data;
无线技术在地震观测数据传输中的应用
Besides describing the main technical specifications and the structural characteristics of this seismometer,this paper recounts the application of this instrument to the seismic observation and the engineering vibration measurement.
为配合中国地震局“首都圈防震减灾示范区系统工程项目”项目的实施,笔者研制了JDF-1型力平衡式反馈拾震器井下地震计,介绍了仪器的主要技术指标、结构特点及在地震观测、工程振动测量中的应用。
When the seismic observation become s a digital, the carrier of seismic observation data changes a lot, how to pigeonhole and manage the digital observation recording CD becomes an urgent problem to be solved by the department of archive management.
地震观测数字化,地震观测资料的载体发生根本转变,数字观测记录光盘的归档与管理就成为科技档案管理部门目前急待解决的一个问题。
Along with the development of electronics and computer technology, the way of earthquake observation is getting to be digital measure instead of traditional analog measure.
随着电子技术与计算机技术的迅速发展,数字地震观测手段已逐步取代了传统的模拟地震观测手段。
In the seismological observation, the measurement of time-base is very importent.
在地震观测中，时间基准测量的精度非常重要。
Regional Seismological Network in South-East Asia
东南亚区域地震学网络
Programme for Assessment and Mitigation of Earthquake Risks in the Arab Region
评价和减轻阿拉伯区域地震危险方案
Study on the Relation of the Regional Earthquake and Coal and Gas Outburst;
区域地震和煤与瓦斯突出相关性研究
A STUDY OF SHEAR-WAVE SPLITTING IN THE CRUST BY LIAONING TELEMETRY SEISMIC NETWORK OF CHINA
辽宁区域地震台网的地壳剪切波分裂研究
Processes of Regional Earthquake Activity before the Gulf Beibu Earthquake & Forecasting Idea
北部湾6级地震前区域地震活动过程及预测启迪
PRECURSORS AND REGIONAL SEISMICITY BEFORE THE HAICHENG EARTHQUAKE OF MAGNITUDE 6.0 (MAY. 18, 1978)
1978年5月18日海城6级地震前兆及区域地震活动特征
RELATIONSHIP BETWEEN REGIONAL SEISMIC ACTIVITY EVOLUTION AND ACTIVE BLOCK IN THE SEISMOGENIC PROCESS OF STRONG SHOCKS
强震孕育过程中区域地震活动演化与活动地块的关系
Preliminary research on the characteristics of regional seismic activity and stress state before the 2008 M_S7.3 earthquake in Yutian,Xinjiang of China
2008年新疆于田M_S7.3地震前区域地震活动和应力状态特征初步研究
Using the nonlinear characteristics of change curves of seismicity parameters to predict next the risk time of earthquake in Sichuan and Yunnan provinces
利用震兆曲线非线性特征估计川滇区域地震危险性时间
Study on the Correlation between Geothermal Water Activities and Regional Seismic Activities in Xi′an Area
区域地震活动与西安地区地下热水活动相关性的研究
Permanent Coordinating Committee on Earthquake Risk Reduction in the Balkan Region
减少巴尔干区域地震危险常设协调委员会
Regional Centre for Seismology for South America
南美洲地震学区域中心
Regional propagation characteristics and source paramenters of carthquakes in northeatern North America
北美东北部地震的区域传播特征及震源参数
seismic wipeout
地震剖面上无反射的垂直区域
Little was known about the occurrence of earthquakes in this intraplate region.
对此板块内区域的地震知道得甚少。
RESEARCH ON SEISMICITY CHARACTERISTICS AND REGIONAL STRESS FIELD IN FUJIAN AREA
福建地区地震活动特征及区域应力场研究
Development of seismic intensity attenuation model in North China and its application to quantitative estimation of earthquake location and magnitude
华北地区烈度衰减模型建立及其用于震中区域和震级的定量估算
Upon this correspondence the time and the active area of the strongest earthquake in the 8th episode is predicted.
并由此出发对华北地震区第八幕最大地震的发生时间及地震活动区域作了推测。