无粘结预应力混凝土箱型梁
unbonded prestressed concrete box girder
预应力混凝土轨道梁
prestressed concrete track girder
prestressd concrete track girder
prestressed concrete girder
PC truck beam
预应力混凝土箱型梁
prestressed concrete box beams
预应力混凝土箱梁
pre-stressed concrete box beam
prestressed concrete box girder
Pre-stressed Concrete Box Girder
prestressed concrete box beam
prestressed concrete girder
PC box girder
Cantilever bridge
box girder
预应力混凝土箱梁桥
Prestressed concrete Continuous Box Girder
PC box girder bridges
PC box girder bridge
部分预应力混凝土T梁
partially prestressed concrete T-beam
部分预应力混凝土梁
partial prestressed concrete girder
后张法预应力混凝土梁
Post-tensioned Prestressing Concrete Beam
post-tensioned concrete beam
缓粘结混合配筋预应力混凝土梁
retard-bonded partially prestressed concrete beam with mixed reinforcement
retard-bonded partially prestressed concrete beam
缓粘结预应力混凝土梁
bond-retarded prestressed concrete beam
全预应力混凝土梁
full prestressed concrete beam
体外预应力混凝土梁
external prestressed concrete girder
无黏结预应力混凝土梁
unbonded prestressed concrete beams
无粘结预应力混凝土梁
unbonded prestressed concrete beam
unbonded prestressed concrete beams
预应力混凝土T梁
prestressed concrete T beam
Prestressed concrete T-girder
T-beam of prestressed concrete
reinforced concrete T-beam
预应力混凝土T型刚构
prestressed concrete T-Frame bridge
预应力混凝土轨条扣件
prestressed concrete rail fastening
预应力混凝土梁
prestressed reinforced concrete beam
pre-stressed concrete beams
prestressed concrete beam
Pre-stressed Concrete Girder
prestressed concrete girder
prestressed concrete beams
pre-stress concrete beam
Pre stressed concrete beam
Pre-stressed Concrete Beam
prestressing concrete beams
existing prestressed concrete beam
prestressed concrete structure
prestressed concrete
Concrete