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di mao te zheng dui di zhen ye hua de kong zhi xing ying xiang
Author(s): 
Pages: 11-15
Year: Issue:  2
Journal: Geotechnical Investigation & Surveying

Keyword:  地震液化地貌特征液化震陷地面变形唐山地区地震作用喷水冒砂滨海平原控制性地层结构;
Abstract: <正> 场地地震液化是平原地区在经历一次强烈地震作用之后所引起的最显著的震害形式之一。地震液化通常伴随产生地面大规模的喷水冒砂、震陷、地裂及滑移等地面变形,造成各种工程建筑、道路、农田及水利设施的严重毁坏,给国计民生带来重大损失。唐山地处冀东滨海平原,地势低平,平原上广泛盖覆着第四纪晚期未经固结的松软沉积;加上唐山地区是一个构造活动地带,孕震机制异常活跃,因此,平原的
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