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本文从城市地震灾害和无震地质灾害的特征方面，论述了城市地震致灾地质因子研究的必要性和迫切性，并指出了当前震灾预测中存在的一些问题，提出了未来城市减灾规划研究的主要内容和课题。
This paper discusses the necessity and urgency of the study on the geological factors of earthquake-induced disasters in urban areas from the aspects of the characteristics of urban earthquake-disaster and non-seismic geological disasters, and points out some existing problems in the current earthquake-disaster prediction. The main content and topics.