摘要本文对粉煤灰混凝土的强度和抗裂性进行了探讨，并对混凝土中掺用粉煤灰的原则及推广应用提出意见。The paper describes a study on strength and cracking-resistance of fly ash concrete,and provides a guideline for use of fly ash as an addition in concrete and a suggestion for its intensive use.
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