阐述粉煤灰在砼中的作用机理以及粉煤灰作为砼外掺料时值得探讨的若干问题。通过比较介绍煤灰砼在结构耐久性中所起的作用,展望粉煤灰砼的发展前景。
The paper elaborates the action mechanism of fly ash in concrete and several problems when fly ash is considered as a mixed material. By comparing and introducing the effect of fly ash concrete in durability of structure, forecasts the develop prospect of fly ash concrete.