摘要
介绍了预应力钢筋在我国的发展过程,及在桥梁、轨枕等系列产品上的应用,提出了在使用过程中应加强管理的几个问题。
The paper has described development process and application of PC bar to such Products as bridge beams and sleepers, pointed out a few of problems to be paid much attention to in the Usage.
出处
《天津冶金》
CAS
1999年第1期5-7,26,共4页
Tianjin Metallurgy
关键词
预应力钢筋
桥梁
轨枕
混凝土
铁路
PC bar bridge beam Sleeper Strength of concrete application
