目前许多预拌混凝土生产企业自己复配外加剂。作者经过多年实践研究认为,影响预拌混凝土使用性能的主要是外加剂复配与水泥适应性问题,并针对这一主要问题提出了几种现象和解决方法,仅供同行业参考。 At present, many ready-mixed concrete manufacturers compound their own admixtures. After many years of practice, the author believes that the main influencing factors on the serviceability of ready-mixed concrete are admixture admixture and cement adaptability. Several phenomena and solutions are proposed for this major problem, which are for reference only in the same industry.