旧桥预应力混凝土空心板
pre-stressed concrete hollow slab
离心预应力混凝土桩
centrifugal prestressed concrete pile
预应力混凝土方桩
prestressed concrete square pile
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
预应力混凝土空心管桩
hollow tubular piles of prestressed concrete
预应力混凝土空心楼板
pre-stressed concrete hollow floor
离心预力混凝土桩
centrifugal prestressed concrete pile
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
预应力混凝土桩
prestressed concrete pile
precast concrete pile
预应力混凝土桩锚支护
supporting structure with anchor pre-stress concre
变截面预应力混凝土连续箱梁桥
section variation pre-stressed concrete and consecutive box beam bridge
部分预应力混凝土
partially prestressed concrete
partial prestressed concrete
部分预应力混凝土(PPC)
borehole content analyzer
部分预应力混凝土T梁
partially prestressed concrete T-beam
部分预应力混凝土结构
partial prestressed concrete structure
partially prestressed concrete