At present our country stays in the state of transformation and every crisis event will be increased and cause more social influence.
目前我国正处于转型时期，各类危机事件有逐步增多的趋势，其社会影响也越来越大。
Earthquake disaster is a crisis event caused by nature disaster. The management of quakeproof and disaster-reduction is a social systemic project.
地震灾害是自然灾害引起的危机事件，防震减灾管理是一项社会系统工程。
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