Because of vast volume of a dam, the coarse aggregate of concrete used for constructing a dam is of large grain size and more grading.
由于水坝的体积大，用来筑坝的混凝土的粗骨科粒径大、分级多。合理确定最大粒径、分级尺寸和级配十分重要。
Tailings grading, coarse fraction regrinding and reconcentration, fine fraction reconcentration technique is determined.
经过试验研究，确定了对尾矿分级粗粒级进行再磨再选、细粒级再选综合回收工艺。
The effect of maximum diameter, grading distribution and crushing index of coarse aggregate on flexural strength of concrete is investigated through experiments.
本文研究了粗集料的最大粒径、级配和压碎指标值等对路面混凝土抗折强度的影响。
A new design method based on voidage of coarse aggregates for grading of permeable bituminous surface course is presented in this paper.
本文提出了一种根据主骨料空隙率设计透水性面层沥青混合料级配的新方法。
Effect of grading distribution of coarse aggregate on flexural strength of road concrete;
道路碾压混凝土在我国路基路面工程中具有较好的应用前景。
Effect of grading distribution of coarse aggregate on flexural strength of road concrete;
道路碾压混凝土在我国路基路面工程中具有较好的应用前景。
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