flat-slab floor造句

• The weight of this floor is small and the span of this floor is large . compared with the flat - slab floor , the flat - plate floor and the waffle floor , the cast - in - place reinforced concrete hollow flat - plate floor adapts the demands for the flat - plate floor system of this age . it has been used in some projects and has gained great social effects and economical profits
  现浇钢筋混凝土空心板无梁楼盖是一种新型的无梁楼盖体系，它自重轻，跨度大，是继带柱帽的无梁楼盖、平板无梁楼盖、密肋无梁楼盖之后，顺应了时代对无梁楼盖体系要求的新型无梁楼盖体系，目前已经在一些工程项目上投入使用，取得了良好的经济效益和社会效益。