composite arch meaning in English

尖拱

Abstract : the continuous composite arch bridges are introduced in this paper . some research results of the bridges , such as the basic performance , creep and shrinkage of concrete , principle of the controlled completed bridge state , relation between structure and internal force , construction methods and cases , are also reported . the suggestions for consideration in design are given in this paper
文摘:介绍了连续拱梁组合桥在受力性能、混凝土收缩徐变、成桥状态控制原则、构造与受力关系，以及常用施工方法与工况描述等方面的研究体会，并给出了可供这类桥梁设计参考的意见。