The testing method of acquiring the data guide lines is based on provision of GB8076-1997 including bleeding rate, slump, concreting time. ratio of compressive strength. shrinkage rate and so on.
获得数据指标的试验方法是根据GB8076- 1997规定试验方法,包括:泌水率、坍落度、凝结时间差、抗压强度比、收缩率等。
In this method, Poisson's ratio, the compressive strength and a suitable strength theory are needed to calculate the tensile strength of rock material.
与传统测试方法不同,这种方法需要知道材料的泊松比和抗压强度,以及适合于岩石材料的强度理论。
This paper has arrived at the compressive strength, shear strength, modulus of elasticity, poisson's ratio, moisture content, water absorption and softening factor of lime-sand brick masonry.
本文通过对灰砂砖及灰砂砖砌体的较系统的试验研究,得出了灰砂砖砌体的抗压强度、抗剪强度、弹性模量、泊桑比系数、含水率、吸水率及软化系数等。
Effects of the activity of ground-strontium slag as cement admixture were analyzed from three aspects: mortar strength value, compressive strength ratio of mortar and specific strength indicators.
分别从胶砂强度值、胶砂抗压强度比和比强度指标三方面分析磨细锶渣作为水泥掺合料的活性效应。
However, when water cement ratio is below 0.57, compressive strength of recycled aggregate concrete increases with water cement ratio increased.
当水灰比小于0 57时,再生混凝土的抗压强度随着水灰比的增大而增大。
And water reducing ratio of concrete is 25%, slump lose a little. Its every age compressive strength has increased obviously.
减水率达25%,坍落度损失低,各龄期混凝土抗压强度都有较大提高。
Studing on the changing rule of lime modification expansive soil, such as free swelling ratio, swelling strength, non-side limitation compressive strength.
研究了膨胀土加入石灰改性后,其无荷膨胀率、膨胀力、无侧限抗压强度等指标的变化规律。
The effect of the amount of fiber, the length of fiber, the ratio of water to cement on tensile strength, shear strength, compressive strength and elastic modulus was investigated.
研究了纤维掺量、纤维长度、水泥土的水灰比等对纤维水泥土的抗折强度,抗压强度,抗拉强度和弹性模量的影响。
The relation between splitting tensile strength and compressive strength and the effects of steel fiber types and volume ratio on behavior of the deformation of split failure are discussed.
探讨了劈拉强度与抗压强度的关系、钢纤维体积率及钢纤维类型对劈拉变形性能的影响。
A mix proportion design method of pervious concrete is provided, of which total void ratio is the first design parameter and compressive strength is the second one.
根据透水混凝土的结构特征,对其配制参数和配合比计算方法进行了研究,提出了以总孔隙率为第一设计参数,抗压强度为第二参数的配合比设计方法。
The effects of preparing conditions, such as particle size of the solid component, liquid-to-powder ratio (L/P) and liquid composition, on compressive strength of calcium phosphate were investigated.
考察了固相组分颗粒尺寸、液固比(L/P)和固化液组成等对骨水泥抗压强度的影响。
The effect of UPPE molecular weight, NVP/UPPE ratio, BPO/UPPE ratio on the crosslinking temperature, setting time, compressive strength and compressive modulus was investigated.
研究了聚合物分子量、交联剂N-乙烯基吡咯烷酮与引发剂过氧化苯甲酰的含量对最高交联温度、固化时间、压缩强度及压缩模量的影响。
Effects of sulfate concentration, water-binder ratio, mineral admixtures and chemical additives on the compressive strength of concrete were studied through the grey relational analysis.
采用灰色关联理论研究了硫酸盐浓度、水胶比、矿物掺合料及外加剂等因素对混凝土抗压强度的影响。
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 ratio of split tensile strength to compressive strength of concretes containing different combinations of FA and SF or GBS and SF were 0.063 to 0066.
含粉煤灰-硅灰或矿渣-硅灰的不同组合的混凝土的劈拉强度与抗压强度的比值为0.063~0.066。
With the increase of the volume fraction of SiC foam reinforcement, the compressive strength increases, but the ratio of compress decreases.
复合材料的压缩强度随着增强体体积分数的增大而提高, 屈服应变随着体积分数的增大而减小。
The ratio of flexural strength and compressive strength increases with the increasing amount of waste powder.
随着废胶粉取代量的增加,砂浆试样的折压比值增大。
Test results showed that the best ratio of pearlite powder to cement was 15% for standard compressive strength of concrete when the strength was the highest;
对混凝土强度的绝对值而言掺合料的最佳掺量为15%(质量分数),此时混凝土强度最高;
Experimental results show that the compressive strength of concrete is closely related not only to the water-to-cement ratio, but also to the crushing value of aggregate.
试验结果表明,混凝土抗压强度不仅与水灰比密切相关,而且与骨料压碎指标有关。
Experimental results show that the compressive strength of concrete is closely related not only to the water-to-cement ratio, but also to the crushing value of aggregate.
试验结果表明,混凝土抗压强度不仅与水灰比密切相关,而且与骨料压碎指标有关。
应用推荐