辽河盆地构造特征及活动性分析  

TECTOHIC FEATURE AND ACTIVITY ANALYSIS ON LIAOHE BASIN

作　　者：刘贵和[1] 佟凤兰[1] 张振岭[1] 曾庆红[1] 

机构地区：[1]辽河油田地震台,辽宁盘锦124010

出　　处：《东北地震研究》2003年第4期45-49,共5页Seismological Research of Northeast China

摘　　要：系统地研究了辽河裂谷盆地构造的组成形式、活动形式与地震背景。认为盆地内存在Ⅰ、Ⅱ、Ⅲ级断层290余条,主要为正断层组合。东西两边Ⅰ、Ⅱ级断裂的两侧及交点和端点处有发生中强级地震的历史背景。The tectonic form,activity and earthquqke background of Liaohe basin were studied sgstematically.Ii was considered there are over 290 fractures of grad Ⅰ,Ⅱ,Ⅲ in the basin,the normal fault compositions are main.There is the historic background of mid-strong earthquake on the both sides in the west-east,point of intersection and end places.

关 键 词：构造特征 辽河盆地 活动性分析 正断层 裂谷盆地 地震 断裂 组成形式 端点 内存 

分 类 号：P618[天文地球—矿床学] P542[天文地球—地质学]