【摘要】 根据遥感图象的解译结果，介绍了环形构造的基本特征及其对中强地震的控震作用，指出了环形构造的地震构造模式和环形构造对分析地震构造环境和地震预报具有一定的意义。更多还原

【Abstract】 This paper intruduced the basic charater of circular structure and its constraint to middle -strong earthquakes based on the interpretative result from the remote sensing images, and pointed out the seismo -tectonic model of circular structures, and has certain significance to analyse seimo - tectonic environment and earthquake prediction.更多还原