The accuracy of the curve is tested and verified by the practical engineering, and the curve can be used as the curve for early-age ground slag concrete strength by rebound method in Zhengzhou.
经工程实践验证了该曲线的测试精度,建议可作为郑州市早龄期磨细矿渣混凝土回弹法的专用测强曲线。
Fracture energy of concrete was measured for studying the fracture brittleness of the high performance concrete mixed ground granulated blastfurnace slag (GGBFS) and silica fume.
采用混凝土断裂能试验研究了使用磨细矿渣和硅灰配制的高强度高性能混凝土的断裂脆性。
In this paper, the effects of fly ash, ground slag and composite admixture of them on the strength of concrete were investigated.
研究了单掺粉煤灰、磨细矿渣及它们复合后的复合掺合料对混凝土强度的影响。
When ground electric furnace slag with ground fly ash or blast furnace slag are added into concrete together, the performance of concrete can be improved further due to the synergistic effect.
将磨细钢渣与磨细粉煤灰或矿渣混掺可以发挥复合效应,提高掺合料的活性,改善混凝土的性能。
This paper introduces the evaluation methods of workability, and studied the properties of the self-compacting concrete with the addition of ground granulated blast-furnace slag (GGBS).
探讨了自密实混凝土工作性能的评定方法,并对掺加磨细矿渣的自密实混凝土进行了研究。
For concrete containing silica fume or ground slag, the reduction of auto-shrinkage is more effective by composite aggregate.
尤其对于含硅灰或矿粉的混凝土,复合骨料降低混凝土的自收缩效果更好。
For concrete containing silica fume or ground slag, the reduction of auto-shrinkage is more effective by composite aggregate.
尤其对于含硅灰或矿粉的混凝土,复合骨料降低混凝土的自收缩效果更好。
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