The influence of activator on strength and free linear dilatability and sulfate resistance of chemical waste gypsum-fly ash new road building material as well as action of water reducer are studied.

• 研究了激发剂对化工废石膏一粉煤灰新型道路建筑材料的强度和自由线膨胀率等性能的影响，以及减水剂的作用和新型道路建筑材料的抗硫酸盐侵蚀性能等。