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论述了大面积地坪的钢筋砼结构层与面层一次成活，机械抹光工艺，使砼表面光洁如镜，达到美国ＡＣＩ要求。
This paper discusses the survival of a reinforced concrete structure layer and surface layer on a large area floor, mechanical troweling process, and makes the surface of the concrete bright and clean as a mirror, meeting the requirements of the American ACI.