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
Unbond prestressed concrete wide flat beam-slab structure is a new type of floor system.
无粘结预应力混凝土扁梁-平板结构体系是一种新型的楼盖体系。
3
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.