装配式空心板桥
fabricated hollow slab bridge
prefabricated cellular slab bridge
装配式斜交空心板
assembled skew hollow slab
装配式
assembly style
assembly
Keywordassembled piers for highways
prefabricated
fabricated
Precast
assembly--like
独柱式连续空心板
single column continuous voided slab
覆面空心板部件
Overlay hollow core board components
空心板梁桥
hollow plate girder bridge
SP预应力空心板
SP precast and prestressed concrete slab
圆磨法装配式滚刀
circular grinding build-up gear hob
钢筋混凝土空心板
Reinforced concrete Hollow Slab
装配式工业
assembly type of industry