【摘要】 通过对汶川8.0级地震的现场考察和分析,从震源破裂过程、破坏形式、抗震性能、地震动衰减特点、场地地震效应等方面,阐述了对汶川地震的发震过程和成灾机理的认识。在对汶川8.0级地震的震害特点反思的基础上,结合广东地区的地震环境和房屋结构特点,提出了本地区在震灾防御中存在的问题和建议。更多还原

【Abstract】 Through on-site investigations and analyses of the Wenchuan Ms8.0 earthquake,the procedure and damage inducing mechanism of the earthquake are discussed from the aspects of hypocenter rupture procedure,damage types,anti-seismic capabilities of structure,ground motion attenuation characteristics and site effects.Based on the analyses of seismic damage characteristics of the Wenchuan Ms8.0 earthquake,problems and advices are given for anti-seismic measures in Guangdong region by considering the regional seismic environments and characteristics of building structure.更多还原