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 rigidity
V形墩V-shaped pier
V形斜撑V-shaped inclined strut
与水平线夹角included angle with level line