1) old and unsafe arch bridge
旧危拱桥
2) Arch bridge
危旧拱桥
1.
ased on the study of strengthing and widening of Tongbai Huai River bridge,the distiguishing features of internal forces and deformations in the whole process of strengthing arch bridges have been discussed and the modle and method of the computation has been put forward in this paper.
本文着重探讨危旧拱桥加固改造全过程的内力与变形特点，提出了较为切实可行的简化空间计算模型及相应的计算分析方法，并通过实桥现场试验进行了实例验证。
3) strengthening of old arch bridge
加固旧危拱桥
4) old arch bridge
旧拱桥
1.
For most old arch bridges lack of original design and construction data,it is difficult to assess their bearing capacities accurately.
对于大多缺乏原始设计和施工资料的旧拱桥,很难对其承载能力作出准确的评定。
2.
Through the engineering practice experience of maintenance and strengthening of old arch bridges,this paper analyzed the cause and summarized several methods of maintenance and strengthening of old arch bridges,and further discussed the method to increase the load-carrying capacity in order to reduce the cost and accomplish the better economic benefit.
结合旧拱桥维修加固工程实践经验,分析拱桥病害产生的原因,归纳出旧拱桥维修加固的几种方法。
5) old arch stone bridge
旧石拱桥
1.
There are six old arch stone bridges,built in the 1980s with spans ranging from 5 to 10 meters with low load design,and located in a country road with low-class pavement.
某六座旧石拱桥,桥梁跨径5~10 m不等,修建于20世纪80年代,桥梁均位于一条乡村道路上,路面等级低,桥梁设计荷载等级低。
6) old bridges in danger
旧危桥
补充资料：危危
1.重重危险;极其危险。 2.高峻貌。 3.传说中的山精。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条