Hollow core slab 空心板
concrete core slab 混凝土空心板
slab core 棒状砂心 ; 棒状泥心 ; 备用条砂心
concrete for prestressed core slab 预应力空心板砼
slab core machine 板芯塑造机
PC hollow-core slab 预应力混凝土空心板
concrete e core slab 混凝土空心板
Precast hollow core slab 预制中空楼板
Prestressed concrete hollow-core slab is a widely used structural element.
预应力圆孔板是被广泛采用的一种楼面构件。
The structure is defined by a system of precast concrete porticos and hollow core slab roofing.
预制混凝土柱和空心屋面板构成了建筑的结构系统。
Under the conditions of larger longitudinal and cross-fall of road line, the author describes the calculations about core slab and box beam bridge chock.
阐述了在路线纵、横坡较大条件下空心板及箱梁桥楔块的设置与计算。
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