SP预应力空心板
SP precast and prestressed concrete slab
后张预应力空心板
post-tensioned reinforced hollow slab
先简支后连续预应力空心板梁
continuous hollow slab beam erected as simple-supported beam in advance
先张法预应力空心板梁
pretensioned prestressed hollow slab beam
旧桥预应力混凝土空心板
pre-stressed concrete hollow slab
现浇预应力混凝土简支双向空心楼板
simply edge-supported cast-in-situ pre-stressed concrete two-way hollow slab
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
预应力混凝土空心板梁桥
prestressed concrete hollow slab beam bridge
预应力混凝土空心底板
prestressed concrete hollow soleplate
预应力混凝土空心楼板
pre-stressed concrete hollow floor
预应力砼空心板
prestressed concrete air slab
顶板预应力结构
roof prestressing force structure
离心预应力混凝土桩
centrifugal prestressed concrete pile
下弦管内预应力空间管桁架
bottom pipe pre-stressed truss structure