Ruz saw a large, flat stone slab on floor of the temple.
鲁茨看到有一块又大又平的石板在神殿的地板上。
2
The present invention is suitable for use in in-situ cast or pre-stressed reinforced concrete floorslab, roof, wall, foundation slab and hollow bridge, especially flatfloorslab.
适用于现浇钢筋砼或预应力钢筋砼的楼盖、屋盖、墙体、基础底板以及桥梁使用,尤其适用于无梁楼盖使用。
3
Unbond prestressed concrete wide flat beam-slab structure is a new type of floor system.