Four main factors of the water and cement ratio, complex scoria, cement and water quantity, which influence the chloride permeability in fly ash concrete, were, analyzed with the proposed model.

• 在此基础上，能利用有限的试验数据方便地由不同的配比对所浇注混凝土渗透性进行预测，有助于准确认识混凝土耐久性随配比参数的变化规律。