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引言用斜拉索支承一根梁或一座桥并不是新的概念,关于这种结构形式的发展过程及拉索的结构布置已有文献讨论过。在桥梁中凡以高强度钢索作为主要结构构件的桥梁都可划为悬索桥类。传统的悬索桥是以相当短的间距用垂直的吊杆支承桥面,而吊杆本身又支承在主悬索
Introduction It is not a new concept to support a beam or a bridge with stay cables. The development of such structures and the structural arrangement of cables have been discussed in the literature. In the bridge where all the high-strength steel cable as the main structural components of the bridge can be classified as suspension bridge. The traditional suspension bridge is a relatively short pitch with vertical suspension bridge deck, and boom itself supported in the main suspension