结构实体中混凝土的实际强度与标准养护的立方体强度不同，也很难准确地用间接推定的强度来测定。
The solid strength of the concrete structure is different to the sample cured under the standard condition, and it is difficult to be accurately tested by the indirect ways.
针对不同种类异形钢纤维进行了弯曲韧性、断裂韧性、立方体抗压强度等试验。
Experiments on bending toughness, breaking toughness and cube strength test results are carried out in connection with various kind of deformed steel fiber.
立方体劈裂试验是测定砼抗拉强度的间接方法。
The cube cleavage test is an indirect method to determine the tensile strength of concrete.
将两种算法运用到混凝土立方体抗压强度预测中。
Then put two algorithms into predicting the compressive strength of concrete cubes.
本系列产品能处理边长100-500毫米以下物料，其抗压强度最高可达350兆帕，具有破碎比大，破碎后物料呈立方体颗粒等优点。
This crusher have features of greater ruducing ratio, Creshed product with cubical shape, be suitable for crushing material with. edge length up to 100-500mm, compression strength up to 350 Mpa.
基于(4)中立方体试块的试验结果，研究了不同来源再生混凝土抗拉强度的统计特征。
Based on experimental data in (4), the statistical characteristics for the tensile strength of rac with RCA from different origins were determined.
通过立方体抗压强度试验和电子显微镜(sem)研究高含盐量对水泥土强度影响的内在机理。
By using cube compressive strength test and SEM, the inherent reason of the bad influence can be explored.
文末，仅通过混凝土立方体抗压强度，建立了不同强度等级混凝土的应力-应变曲线上升段本构关系，该模型结果与试验结果吻合很好。
At the end of the paper, a stress strain response model of different concrete grade has been built only using the compressive strength, and this model coincides well with the experiment results.
根据试验结果，拟合了平均粘结强度表达式，得到了局部粘结应力最大值和混凝土立方体抗压强度的关系。
According to the test consequences, equations of average bond stress, relationship between the maximum local bond stress and concrete cubic compression strength are proposed.
得出了以下结论：C45细石混凝土的棱柱体抗压强度与立方体抗压强度的比值为0.68；
The following conclusions were reached: the ratio of prism compressive strength to cubic compressive strength of C45 fine aggregate concrete is 0.68.
得出了以下结论：C45细石混凝土的棱柱体抗压强度与立方体抗压强度的比值为0.68；
The following conclusions were reached: the ratio of prism compressive strength to cubic compressive strength of C45 fine aggregate concrete is 0.68.
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