Flyash is ground and added excitant, then put in the conctete, at last added proper reducing water agent.As the result, both th earlier and late strength are over the strenth of the same grade cement.

• 将粉煤灰粉磨并加激发剂处理后，掺入砼中，再加入适当减水剂，粉煤灰砼的早、后期强度均接近或超过同标号基准砼的强度。