文章以一座单塔单索面竖琴式预应力混凝土桥为例,详述了静动载试验的原理、方法、过程、测试项目、试验工况等。
Taking the single pylon single cable plane pre-stressed concrete cable-stayed bridge as example, the paper discusses the principle, methods, testing items, and experiment conditions, etc.
考虑到索穹顶结构属于动不定结构体系,文中还对动不定体系的求解过程进行了详细的推导,同时采用建立在大变形基础上的变形协调方程来求解结构体系的有限机构位移。
As the cable dome is a kinematically indeterminate system, its solving process is also derived in detail and the equations, which are based on large distortion, are adopted to solve the problem.
接头上有接头杠杆,在拉索的拉动下能够压动顶杆,打开阀芯。
A joint lever is arranged on the joint, and can press the push rod when pulled by a guy cable to open the valve core.
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