本文研究了石子和砂子的不同粘土含量、石粉含量对混凝土强度、抗渗性和收缩性能的影响。
Effect of clay content and rock powder of gravel and sand on concrete property is studied in this paper, include compressive strength, impermeability and dry shrinkage.
除水泥外，混凝土原材料粉煤灰、矿粉、石粉和粘土对聚羧酸系减水剂的应用性能也有明显影响。
In addition to cement, the concrete raw materials, including fly ash, mineral powder, silver stone and clay, remarkably affect the application performance of PCE.
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