Coal power that mixed in stable cement gravels can solve well with the dosage problem of mixture and aggregate grading with best capacity against crack under the condition of intensity satisfying with the requirement.

• 采用在水泥稳定碎石中掺入部分粉煤灰,可以较好地解决在保证强度满足要求的前提下,使混合料具有最优抗裂性能的集料级配和结合料用量问题。