We can make concrete paves by using of burned coal gangue as coarse aggregate.
利用燃烧后的煤矸石渣作骨料，配制混凝土路面砖。
The ratio between mortar and coarse aggregate in concrete refers to the volume ratio.
浆骨比是指混凝土中砂浆体积和粗骨料体积比。
It is feasible to substitute the coarse aggregate concrete by waste concrete aggregate.
用废混凝土骨料完全代替粗骨料配制混凝土是可行的。
Large scale triaxial shear test on spherical particle coarse aggregate is carried out.
采用大型三轴仪对球形颗粒散粒体进行了应变式三轴试验。
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。
The linear grooves – similar to corduroy fabric – emphasise the concrete's coarse aggregate.
线槽——类似灯芯绒织物——强调混凝土的粗骨料。
Using cracked brick as coarse aggregate in concrete can reduce pollution and decrease the usage of natural aggregate.
将碎砖作为混凝土的粗骨料，能够减少污染和减少天然骨料的使用。
It is very important to determine reasonably the maximum grain size, graded sizes and gradation of the coarse aggregate.
合理确定最大粒径、分级尺寸和级配十分重要。
In asphalt cement pavement construction, the basalt is usually used as coarse aggregate, while the dolerite is seldom used.
在沥青路面工程中，玄武岩作为粗集料已得到了广泛的应用，而辉绿岩的使用相对较少。
The influence of different recycled coarse aggregate (RCA) replacement ratios on the strength of recycled concrete was investigated.
研究分析了再生粗集料不同取代率对再生混凝土各种强度指标的影响。
The influence of recycled coarse aggregate replacement rate on properties of concrete with the same slump is discussed in the paper.
系统研究了坍落度相同的情况下再生粗骨料取代率对混凝土基本性能的影响。
Moreover, chloride ion charge passed of recycled concrete was increased with the incremental replacement of recycled coarse aggregate.
再生混凝土氯离子导电量随着再生粗骨料取代率的增加而增加。
The skeleton texture formed by coarse aggregate affects the performance of cement stabilized stone with skeleton dense texture greatly.
粗集料形成的骨架结构对骨架密实结构水泥稳定碎石路用性能有较大影响。
Uniform Design Method was applied to study the quantitative relationship between optimally dense situation and coarse aggregate composition.
利用均匀设计方法研究了最佳密实状态与粗集料组成之间的定量关系。
Particle shape, percentage of flat-elongated particles and gradation of coarse aggregate can produce remarkable influence on crushing value.
研究发现粗集料的粒形、针片状颗粒含量和级配都会对其压碎值产生显著影响。
The distribution characteristics of coarse aggregate in wall-affecting layer of concrete were studied by digital image processing technology.
采用数字图像分析技术对混凝土边界效应层中的粗骨料分布特性进行了测定。
At the contact point of concrete, intensify the movement of vibrator, but not so fast, otherwise coarse aggregate will submerged and separated.
在砼前后接槎处，加强振捣，但也不能过度振捣以防砼发生粗骨料下沉和分层离析。
The measured Young's modulus of lightweight aggregate concrete using Lytag as coarse aggregate is lower than that calculating from existing empirical formula.
采用粉煤灰陶粒配制成的轻骨料混凝土，其弹性模量实测值低于现有的经验公式计算值。
Concretes of C30 and C60 were prepared with iron mine tailings as fine aggregate and coarse aggregate and with natural sand and common crushed stone separately.
分别以铁尾矿砂和铁尾矿石代替天然砂和普通碎石配制了C30和C60两个强度等级的混凝土。
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 curing condition, the maximum size of coarse aggregate and silica fume have certain effects on the strength, fracture properties and brittleness of concrete.
养护条件，粗骨料最大粒径和硅灰对混凝土的强度，断裂性能和材料脆性都有一定影响。
The invention relates to a method for measuring the interlocking capability of coarse aggregate, belonging to the technical field of road material design evaluation.
本发明涉及“一种粗集料嵌挤能力的测试方法”，属于道路材料设计评价技术领域。
The study results could be used in the probability fracture analysis and construction quality control of interface between coarse aggregate and hardened cement mortar.
通过断裂韧性分布特性的研究，将为粗骨料与硬化水泥浆体界面概率断裂分析与施工控制提供了参考依据。
The experimental results show that as far as crack resistance of concrete is concerned, the surface feature of coarse aggregate is more sensitive than aggregate shape.
试验结果表明：集料的表面特征对混凝土抗裂性的影响比集料的颗粒形状更为敏感。
The effect of recycled coarse aggregate quantity, recycled fine aggregate, PFA replacing cement quantity and water cement radio on the recycled concrete compression strength and slump.
本文研究了再生粗骨料掺量、再生细骨料掺量、粉煤灰取代水泥量和水灰比对再生混凝土抗压强度和坍落度的影响。
The invention discloses high-obdurability highway concrete, which has the ingredients of cement, coarse aggregate, fine aggregate, water, modified steel fiber and rubber microparticle.
本发明公开了一种高强韧性的公路用混凝土，其配料为水泥、粗集料、细集料、水、改性钢纤维、橡胶微粒。
For impact factor of raw materials, the dissertation focuses on the asphalt type, coarse aggregate type and flat and elongated particle content on drainage asphalt mixture performance.
原材料影响因子方面，重点研究了沥青类型、粗集料类型与针片状含量对排水沥青混合料性能的影响。
When the bulk specific gravity of coarse aggregate and the apparent specific gravity of fine aggregate are used to compute VMA value, the VMA value is greater than the VMA value by American method.
我国的粗集料用毛体积相对密度和细集料用表观相对密度计算VMA的方法和美国的方法所用公式形式一样，但用我国方法计算的VMA比用美国方法计算的VMA均偏大。
When the bulk specific gravity of coarse aggregate and the apparent specific gravity of fine aggregate are used to compute VMA value, the VMA value is greater than the VMA value by American method.
我国的粗集料用毛体积相对密度和细集料用表观相对密度计算VMA的方法和美国的方法所用公式形式一样，但用我国方法计算的VMA比用美国方法计算的VMA均偏大。
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