摘要
文章阐述了我国的旧桥现状,简述了体外预应力技术的优点、应用、构造及力学性能,简要指出了其计算方法、现状及应用前景。
This article has analyzed the current situation of old bridges,explained the advantage,application,structure and mechanics performance of the external prestress technology and pointed out its computing technology,current situation and prospect briefly.
出处
《山西科技》
2005年第4期121-122,共2页
Shanxi Science and Technology
关键词
体外预应力
加固
旧桥
external prestress
strengthen
old bridges
