提出了连续倒塌设计应由概念设计及计算设计两部分组成。
It is proposed that design for progressive collapse should include conceptual design and computational design.
建筑结构在意外事件时的连续倒塌已成为严重威胁公共安全的重要问题。
Currently, the progressive collapse of building structures due to accidents has become a serious threat to the public safety.
最后，通过一个整体框架结构的火灾倒塌模拟，分析其连续倒塌过程和机理。
At last, a frame structure is analyzed to study the failure mechanism of its fire induced collapse via the proposed numerical models.
柱间支撑作为抗连续倒塌的一道防线起到的缓冲作用能很好地提高结构抗连续倒塌能力。
The capacity of resisting progressive collapse can be obviously improved by locating the braces which may act as the impact damper.
摘要：建筑结构在意外事件情况时的连续倒塌问题已成为国内外土木工程学科的研究热点。
Abstract: the progressive collapse of the building structures due to accidents has become a hot research topic of civil engineering all around the world.
分析结果表明：对于钢结构，提高材料的失效应变，可以显著提高结构抵抗连续倒塌的能力。
The analysis results show that the progressive collapse resisting capacity of steel structures can be remarkably improved by increasing the failure strain of the structural material.
结果表明，当受火区域面积不大时，混凝土剥落对整体结构体系的抗连续倒塌能力影响有限。
The result indicates that the influence of spalling is unremarkable on collapse resistance of the whole structure when fire area is small.
悬链线机制下的连续倒塌抗力需求计算是RC框架结构大变形阶段抗连续倒塌设计的关键。
The key issue of progressive collapse (PC) design for RC frame structures at large deformation stage is to calculate the PC resistance demand of the structures under catenary mechanism.
结果表明，当受火区域面积不大时，混凝土剥落对整体结构体系的抗连续倒塌能力影响有限。
The result indicates that the influence of spalling is unremarkable on collapse resistance of the whole structure when fire area is small.
最后，通过数值算例证明本文方法能够正确描述RC框架在悬链线机制下的连续倒塌抗力需求关系。
At last, the proposed method describing the PC resistance demand relationship of RC frames with catenary mechanism is validated through numerical examples.
结构抗连续倒塌设计方法的关键是确定因偶然作用导致局部构件失效后剩余结构的连续倒塌抗力需求。
The key issue of progressive collapse (PC) design method is to determine the PC resistance demand of the structures with members removed due to accidental action.
最后，通过研究框架结构的连续倒塌规律，分析了楼板和抗震设防烈度对框架抗连续倒塌性能的影响。
At last, the influence of slabs and seismic design on PC resistance of the two RC frames is discussed by analyzing the PC law of RC frames.
摘要 ：结构抗连续倒塌设计方法的关键是确定因偶然作用导致局部构件失效后剩余结构的连续倒塌抗力需求。
Abstract :The key issue of progressive collapse (PC) design method is to determine the PC resistance demand of the structures with members removed due to accidental action.
通过结构加固可提高钢筋混凝土构件的抗爆性能，减少由于爆炸恐怖活动造成的建筑物连续倒塌以及建筑物的爆炸碎片的危险性。
Structure reinforcement can improve the blast resistance of concrete component and reduce the risk of continuous collapse and blasting fragments of building caused by terrorist actions.
那次地震城中基础设施业已受损，又历经其后连续余震，在本次地震中许多新建筑也倒塌了——包括了该市标志性建筑圣公会教堂的塔顶。
With the city's infrastructure weakened then, and during the run of aftershocks since, many of its newer buildings toppled this time-as did the spire of Christchurch's iconic Anglican cathedral.
备用荷载路径法是结构连续性倒塌分析中最常用的方法。
The alternative load path method is widely used to analyze the structural progressive collapse in civil engineering.
此外，从结构选型、结构布置、细部构造等方面提出结构连续性倒塌的防止措施，以供参考。
In addition, from the aspects of type selection, arrangement, and details of structure etc, put forward some prevention measures of progressive collapse for reference.
运用连续折叠单向倒塌爆破技术拆除了一框架结构的楼房。
A framework building was demolished using the continuous folding unidirectional collapsing blasting technology.
将空间网格结构在局部破坏的情况下抗连续性倒塌的能力定义为空间网格结构损伤免疫力。
The damage immunity of space grid structure is the ability of preventing the structural progressive collapse when local member or joint fails.
介绍了各国规范关于结构抗连续性倒塌的设计目标和有关设计规定。
Design objectives and corresponding specifications of the progressive-collapse resistance in different codes of foreign countries are introduced.
介绍了各国规范关于结构抗连续性倒塌的设计目标和有关设计规定。
Design objectives and corresponding specifications of the progressive-collapse resistance in different codes of foreign countries are introduced.
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