The secondary disaster caused by earthquake does gr eat damage to the city, which is even beyond the direct damage.
地震次生灾害对城市造成的破坏和影响是极为严重的，有时甚至超过地震直接造成的灾害损失。
Earthquake disaster and their secondary disaster do enormous economic losses and casualties to human beings, and seismic design of building structures is an active measure.
地震灾害以及地震次生灾害给人类带来巨大的经济损失和人员伤亡，对建筑结构进行抗震设计是一种积极有效的方法。
On the basis of analysis for earthquake disaster and secondary disaster risks and for seismic reliability of system several kinds of empirical methods for losses assessment are proposed.
基于地震及次生灾害发生的危险性分析及系统抗震可靠性分析，给出了计算各类经济损失的实用方法。
On the basis of analysis for earthquake disaster and secondary disaster risks and for seismic reliability of system several kinds of empirical methods for losses assessment are proposed.
基于地震及次生灾害发生的危险性分析及系统抗震可靠性分析，给出了计算各类经济损失的实用方法。
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