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英语翻译Can Buildings Be Designed to Resist Terrorist AttackIn t

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/14 22:21:31
英语翻译
Can Buildings Be Designed to Resist Terrorist Attack
In the aftermath of the terrorist attack on the World Trade Center,structural engineers are trying hard to solve a question that a month ago would have been completely unthinkable:Can building be designed to withstand catastrophic (灾难的) blasts inflicted by terrorists?
Ten days after the terrorist attacks on the twin towers,structural engineers from the University at Buffalo (布法罗) and the Multidisciplinary Center for Earthquake Engineering Research (MCEER) headquartered (总部) at UB traveled to ground zero as part of a project funded by the National Science Foundation.Visiting the site as part of an MCEER reconnaissance visit.They spent two days beginning the task of formulating ideas about how to design such structures and to search for clues on how to do so in buildings that were damaged,but still are standing.
“Our objective in visiting ground zero was to go and look at the buildings surrounding the World Trade Center,those buildings that are still standing,but that sustained damage,” said Mr.Bruneau,Ph.D.“Our immediate hope is that we can develop a better understanding as to why those buildings remain standing,while our long-term goal is to see whether earthquake engineering technologies can be married to existing technologies to achieve enhanced performance of buildings in the event of terrorist attacks.” he added.
Photographs taken by the investigators demonstrate in startling detail the monumental damage inflicted on the World Trade Center towers and buildings in the vicinity.One building a block away from the towers remains standing,but was badly damaged.“This building is many meters away from the World Trade Center and yet we see a column there that used to be part of mat building.” explained A.Whittaker,Ph.D.“The column became a missile that shot across the road,through the window and through the floor.
The visit to the area also revealed some surprises,according to the engineers.For example,the floor framing system in one of the adjacent buildings was quite rugged (高低不平的),allowing floors that were pierced by tons of falling debris to remain intact.“Highly redundant ductile framing systems may provide a simple,but robust strategy for blast resistance,”he added.Other strategies may include providing alternate (交替) paths for gravity loads in the event that a load-bearing column fails.“We also need a better understanding of the mechanism of collapse.” said A.Whittaker.“We need to find out what causes a building to collapse and how you can predict it.”
建筑物被设计成能抵抗恐怖袭击
在恐怖分子袭击世贸中心、结构工程师正在努力解决一个问题,一个月前就已经被完全不可思议:建筑设计的所能承受的爆炸造成灾难性的(灾难的)被恐怖分子吗?
在恐怖袭击后十天的双子塔、结构工程师在布法罗大学(布法罗),国立成功大学土木工程研究所(MCEER总部(总部)在布法罗归零地旅行的计划中的一项由国家科学基金会资助.访问网站的一部分作为一个MCEER侦察的访问.他们花了两天的任务,就是要如何设计这样的结构和寻找线索怎么在建筑被毁,但是仍然站着.
“我们的目的是在参观归零地去看看这个建筑物周围的世界贸易中心,这些建筑物,仍然站在那里,但持续的伤害,说道:“先生Bruneau博士说:"我们的直接,希望是我们可以建立一个更好的理解为什么这些建筑,而我们的长期目标是看地震工程技术是否可以嫁给现有的技术来提高绩效的建筑物的恐怖袭击事件.”他补充道.
照片被调查者演示在惊人的细节上的重大伤害的世界贸易中心大楼,大楼在附近.一个建筑的一个街区,却依然矗立在塔严重受损.”这个建筑是多米远的地方,世界贸易中心,然而,我们看到了一列在过去的一部分.”罗纳尔多解释:垫,惠塔克博士.”栏变成了一枚导弹,导弹射击穿过马路,透过窗户和地板.
参观这个地区还透露了一些惊喜,根据工程师.例如,在一个楼(屋)盖系统的相邻建筑物相当坚固(高低不平的),那些被吨的岩屑保持完好无损."高度多余的延性框架系统提供了一种简单,但具有较强的鲁棒性策略,并对稻瘟病,”他补充说.其他策略可能包括提供备用(交替)的路径来考虑重力如果承载柱失败了.“我们还需要一个更好的理解这个机制的崩溃.”说:“我们需要惠塔克是什麽原因造成的房屋倒塌,你怎么能预测它.”