桥梁相关英语词汇桥梁相关英语词汇桥梁相关英语词汇装配式预制precast安装预应力prestressed连续多跨 multi-spans continuous刚构 rigid frame受力 load-carrying capability等截面 uniform section拼接splice跨越 spanning支架 scaffoldings模板 formwork跨线桥 overpass bridge最优化 optimization三跨 three-span结构优化设计 optimum design of structures-program单墩 single pier主梁 girder 断面 deck/section边、中跨径 side span middle spin空心板梁 hollow slab beam工字形箱 h-shaped box板箱梁 slab box beam主梁截面 girder section中等（30 50米）的主跨跨径范围 medium range of main span 刚度比 ratio of rigidityv 形墩 v-shaped pierv 形斜撑 v-shaped inclined strut与水平线夹角 included angle with level line桥梁相关英语词汇 相关内容：