上承式板拱渡槽
roof truss-arched aqueduct
上承式钢管混凝土拱桥
deck steel tube concrete arch bridge
deck type CFST arch bridge
上承式钢筋混凝土肋拱
deck reinforced concrete ribbed arch
上承式箱型拱桥
upper bearing box arch bridge
上承式移动模架
bearing type on movable formwork
deck mobile formwork carrier
上承式预应力混凝土拱桥
prestressed concrete deck arch bridge