蜂窝式空心楼盖
cellular voided flat slab
混凝土空心楼盖
cast-in-situ hollow concrete slab
空心楼盖
hollow floor
hollow slab
holow concrete floor system
hollow floor structure
现浇混凝土空心楼盖
cast-in-place concrete hollow floor
cast-in-situ hollow concrete floor
Cast-in-Situ Hollow Concrete Floor System
Cast-in-situ concrete hollow floor
现浇空心楼盖
cast-in-situ hollow slab
On-the-Spot Cast Hollow Floor Structure
Cast-in-situ Hollow Floor
大型预制空心楼板
large-scale prefabricated empty ceiling
空心楼板
hollow floorslab
Reinforced concrete Hollow Slab
hollow board
hollow floor slab
hollow floor
hollow block floor
hollow slab
室内大空间空心楼板
interior large space hollow floor
现浇混凝土空心楼板
Cost-in-situ Hollow Concrete Floor
现浇预应力混凝土简支双向空心楼板
simply edge-supported cast-in-situ pre-stressed concrete two-way hollow slab
预应力混凝土空心楼板
pre-stressed concrete hollow floor
GBF蜂巢芯密肋楼盖
GBF Cast-in-place concrete honey-comb core hollow-ribbed floor