重点介绍了磨细粉煤灰作为一种胶结材料 ,对提高和改善下班纤维水泥板的各项物理力学性能所起的作用 ,经试验证明 :各项基本性能均复合有关国家标准。 Focused on the use of ground fly ash as a cementitious material to improve and improve the physical and mechanical properties of fiber cement board after get off work off the role of the test proved that: the basic performance of the composite national standards.