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
预应力空心板
prestressed hollow boards
prestress voided slab
prestressed hollow plate
prestressed hollow-core slab
Pretensioned hollow-core slab
Pre-stressed Hollow Slab
prestressed hollow slab
prestressed concret hollow slab
post-stressed hollow slab
大直径预应力砼管
Large diameter prestressed concrete pipe
顶板预应力结构
roof prestressing force structure
离心预应力混凝土桩
centrifugal prestressed concrete pile
无粘结部分预应力砼
unbonded partially prestressed concrete
无粘结预应力砼
unbonded prestressed concrete
non-coherence prestressed concrete
下弦管内预应力空间管桁架
bottom pipe pre-stressed truss structure
预应力板
unbonded prestressed slab
prestressed plate