船撞桥梁上部结构
ship collision against bridge superstructure
钢混凝土框架结构梁上部
the top of reinforced concrete frame beam
大跨度复杂结构桥梁
large-span and complex structure bridges
大跨桥梁结构
long-span bridge structure
钢管桁架结构桥梁
steel tubular truss bridge
钢筋混凝土桥梁结构
concrete bridge construction
混凝土桥梁结构
concrete bridge structure
嵌入式智能桥梁结构
embedded-style Intelligent Bridge Structure
桥梁结构安全度
safety degree of bridge structures
桥梁结构钢
structural steel for bridge
桥梁结构工程
bridge construction engineering
桥梁结构技术
Bridge structural techniqu