青海地区钻孔应变观测及资料分析  

ANALYSIS ON THE BOREHOLE STRAIN OBSERVATION AND DATA IN QINGHAI PROVINCE

作　　者：汪发耀[1] 杨积礼[1] 俞伟[1] 苏宁[1] 

机构地区：[1]青海省地震局门源地震台,青海门源810301

出　　处：《高原地震》2011年第1期44-48,共5页Plateau Earthquake Research

基　　金：青海省地震科学基金(2009B06)资助

摘　　要：介绍了青海地区"十五"期间架设的6个YRY-4型分量钻孔应变仪台站和仪器基本情况,对产出的数字化钻孔应变观测资料的动态特征进行了分析,总结出了同震变化的记录特征;探讨了地震时应力应变运动与构造断层间的微弱错动现象。It is introduced distribution of the borehole strain stations and the six YRY-4 instruments in Qinghai province,and analyzed the characteristics of the digital strain data,summarized the features of coseismic variation,and discussed the small displacement dislocation between stress-strain variation and the structural faults before and after earthquakes.

关 键 词：动态特征 同震变化 钻孔应变观测 青海地区 

分 类 号：P315.727[天文地球—地震学]