摘要
本文说明了“场兆”、“源兆”的概念及物理意义，并运用目前地下水位异常的常见模式，结合具体实例，分析了“场兆”和“源兆”在时间进程、空间分布、变化形态和剧烈程度四个方面的不同特点。
The concept corresponding and physical meaning of field and focus precursor are explained in this paper. Making use of usual mode of groundwater level anomaly at present and combining with practical examples, to proceed from the time process, spatial distribution,the form of variation and violent degree, different features on the part of above four factor have been analyzed in detail.
出处
《东北地震研究》
1996年第2期38-43,共6页
Seismological Research of Northeast China
基金
85-04-06-02
关键词
地下水
水位
地震前兆
场兆
源兆
Field precursor
Focus precursor
Groundwater level
