预应力混凝土空心板梁桥
prestressed concrete hollow slab beam bridge
预应力混凝土空心板
hollow pre-stressed RC slab
prestressed concrete hollow slab
precast prestressed concrete slab
pre-stressed RC hollow core slab
预应力混凝土空心板梁
prestressed concrete hollow beam
prestressed concrete hollow slab beams
预应力混凝土空心底板
prestressed concrete hollow soleplate
预应力混凝土空心方桩
prestressed concrete hollow square pile
预应力混凝土空心管桩
hollow tubular piles of prestressed concrete
预应力混凝土空心楼板
pre-stressed concrete hollow floor
预应力混凝土桥
prestressed concrete
prestressed concrete bridge
prestressed concrete bridges
预应力混凝土桥结构设计
prestressed concrete beam structure design
预应力混凝土桥梁
prestressed concrete structure
prestressed concrete bridge
Pre-stressed Concrete Bridge
Pre-stressed concrete beam bridge
pre-stress concrete brideg
预应力混凝土桥梁结构
Pre-stressed Concrete Bridge
低高度预应力混凝土板梁
prestressed concrete plate girder bridge
离心预应力混凝土桩
centrifugal prestressed concrete pile
预应力混凝土板
prestressed concrete slab
预应力混凝土空间结构
prestressed concrete spatial structure
预应力混凝土空间框架内节点
prestressed concrete spatial frame joint
变截面预应力混凝土连续箱梁桥
section variation pre-stressed concrete and consecutive box beam bridge
大跨度预应力混凝土斜拉桥
large span prestressed cable stayed concrete bridge
大跨径预应力混凝土连续梁桥
long-span prestressed concrete continuous bridge