在未加载与加载条件下,采用快冻法研究了快速碳化28 d后的普通混凝土(Ordinary Portland Cement Con-crete,OPC)、大掺量矿物掺合料混凝土(Co ..
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将常态及冻融后的普通混凝土试块在多功能混凝土三轴试验机上进行了等比例的多轴加载试验。
Multiaxial Proportional loading experiments of concrete specimens under normal environment and after freeze-thaw cycling were made using triaxial test system for concrete.
本文研究了普通混凝土在硬化初期受到一次冻结或反复冻融后对质量的影响。
In this article, it has made a research of the quality of an early-stage setting ordinary concrete undergoing a freezing test or repeated freezing and thawing test.
结果表明，贫混凝土的干缩小于普通混凝土，而且掺加优质粉煤灰后，可降低收缩值。
The results indicate that the dry contraction coefficients of lean concrete is less than common concrete, and it will be reduced when the high quality fly ash is added in the lean concrete.
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