The 3rd floor slab adjusts insulation as eaves.

三层楼板就像一个屋檐一样调节室内的温度。

The cracks often appear on the top of concrete floor slab.

现浇钢筋混凝土楼板面易产生裂缝。

The floor slab must be reinforced to sustain this heavy equipment.

必须增加楼板的厚度，确保能承受这些沉重的仪器。

A concrete bench protrudes from the floor slab into the narrow garden.

一张水泥板凳从地板一直伸向狭窄的小花园。

Then concrete is poured, and the sleeve is pre-embedded in the prestressed hollow floor slab;

然后浇筑混凝土，将套管预埋在预应力空心楼板内；