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。
The relationship between uniaxial compressive strength and the velocity of longitudinal wave of concrete material with different grading is found through laboratory testing.
通过试验得出不同级配混凝土试样的纵波波速与其单轴抗压强度的关系。
The main contents are as follows: (1) The research of grading ratio design method for high bending strength pavement concrete.
主要内容归纳如下：(1)高抗折强度路面混凝土的配合比设计方法研究。
Timber structures-Strength graded structural timber with rectangular cross section-Part 2: Machine grading;
木结构 按强度分类的矩形截面承重木料 第2部分：机械分选；
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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