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本文通过试验研究提出，以低品质原状粉煤灰作混凝土掺合料时，其强度特征及影响抗冻性的因素，为推广应用该项技术提供了理论依据。
In this paper, through experimental research, when low-quality fly ash is used as concrete admixture, its strength characteristics and factors influencing frost resistance provide a theoretical basis for popularizing this technology.