The addition of red mud up to 35% is still possible to produce high early strength cement.
当赤泥配比达35%时，可生产高标号早强快硬水泥。
By use of this technology an early high-strength cement can be obtained without traditional steps "two-grinding and one burning".
该项技术不需传统生产水泥的方法—二磨一烧，就可生产合格的早强、高强水泥。
The so-called "Refined cement Products" represent a family of ultrahigh strength cement-based materials made with high techniques.
“精制水泥制品”指一类用较高技术制成的超高强水泥基材料。
Super quick setting and super high early strength cement was studied. Amount of microaggregate added in this kind of cement was up to 13%.
本实验研制的超速凝超早强水泥中的微集料掺加量高达13％。
The results show that lignin sulfonate serves the good function as reqlllating the coagulation time of COP rapid hardening high strength cement.
将绝热量热计与微机联用，研究了木质素磺酸盐对COP快硬早强水泥水化速率的影响。
Dynamics of clinker formation with raw mix proportioning of four kinds of tailings are revealed by mechanism of burning high strength cement under low heat consumption.
用四种尾矿配料的低热耗烧高强水泥熟料的机理，确定了尾矿配料熟料形成动力学。
XPS comprehensive method is used to study the composition and structure of interface in high compressive strength, especially high bending strength cement-based composite material.
从复合材料界面的角度，采用XPS综合方法研究了水泥基聚合物复合材料的高强特别是高抗弯强度的微观机理。
This high packing density accounts for the strength and stability of cement, which makes it useful for structures like tunnels and Bridges.
这种高堆积密度说明了水泥的高强度和稳定特性，使其成为隧道和桥梁等建筑物的理想材料。
Effect of fly ash on the workability, strength and hydration heat of high belite cement and concrete.
粉煤灰对高贝利特水泥和混凝土的工作性、强度及水化热的影响。
Addition of silica fume into the mix will result in increasing the workability and strength of cement mortar and decreasing the expansion.
同时掺加硅灰还能够提高掺玻璃纤维高钙粉煤灰水泥砂浆的和易性和强度，并减小其膨胀。
The results indicate that cement mixing ratio, water content and comparative effort have important influence on shear strength, compressibility and microstructure of the compacted cement -loess.
试验研究表明，水泥掺入比、初始含水量和夯实功对夯实水泥黄土的抗剪强度、压缩性和微观结构有着重要的影响。
This paper proposed the reasonable amount and the temperature of adding silica flour after studying the strength retrogression of Romania S_2 oil cement at high temperature.
本文通过研究罗马尼亚s_2油井水泥在高温下形成水泥石的强度衰退规律，提出合理的加砂量并讨论了应加砂的温度范围。
By the study on the carbon fibre reinforced cement, this paper finds the relations between carbon fibre contemt and composites compressive strength and tensile strength.
本文通过对水泥基体掺入碳纤维进行研究，得出了复合体抗压强度、劈拉强度与碳纤维掺量的关系。
This paper delivered the relationships of uniaxial tensile and compressive stress with strain and bending properties, and felt-bending strength of cement mortar with polyvinyl acetate (PVAC).
研究掺聚醋酸乙烯水泥砂浆的轴拉和轴压应力—应变关系、抗弯性能以及长期粘结抗弯强度。
The compressive strength of concrete at an age t depends on the type of cement, temperature and curing conditions.
时间t时的抗压强度与水泥种类，温度以及养护条件有关。
By test analysis compared with strength degree 32.5 of cement, strength of steel slag concrete is slightly decreased, but its fluidity is improved.
实验对比表明：与强度等级为32 . 5的纯水泥钢渣混凝土对比，掺入钢渣粉的砼强度略有降低，但能改善混凝土的和易性。
For concrete ground, it can save the cement consumption, and no purifying is needed, which increases the strength and wear resistance.
硬化混凝土地坪中，节约水泥用量，施工中不提浆，增加强度和耐磨耐久性作用。
The influence of fly ash and slag powders on the fluidity and compressive strength of cement mortars were investigated.
用不同掺量的矿渣粉及粉煤灰对水泥砂浆流动性和抗压强度进行了试验研究。
The results showed that the cement strength would be decreased and setting time increased drastically if the content of phosphor slag increased from 20% to 60%.
研究发现，磷渣掺量由20%增至60%时，水泥抗折和抗压强度均大幅下降，凝结时间随磷渣掺量增加而显著延长。
Action mechanism for heightening compound cement strength is analysised and discussed based on test results.
并从实验结果中分析和探讨了复合水泥强度提高的作用机理。
The mechanical coefficients, resisting-folded strength and thickness of cement concrete pavement are determined by ultrasonic method.
利用超声波方法检测水泥混凝土路面的力学参数、抗折强度和厚度。
The experiment results indicated that these measures could effectively increase early and later strength of cement.
实验结果表明，该措施可有效地提高水泥的早期和后期强度。
The relationship between cement strength and volume fraction of different phosphorous slag particle diameter ranges was analyzed by gray relevant analysis method.
采用灰色关联分析方法研究磷渣各粒径范围颗粒含量与水泥强度之间的关系。
Portland cements are called high early strength or Type III cement.
波特兰水泥被被称作高早期力量或者类型III的水泥。
Phosphorous gypsum makes cement condensation time prolonged, while give no evidence influence on cement strength.
在水泥中加入磷石膏做缓凝剂，对凝结时间影响较大，但对强度影响不太明显；
Technology of clinker slag separate grinding is one of the important technical ways to improve the cement strength.
熟料矿渣分别粉磨技术是提高矿渣水泥强度的重要技术途径。
Technology of clinker slag separate grinding is one of the important technical ways to improve the cement strength.
熟料矿渣分别粉磨技术是提高矿渣水泥强度的重要技术途径。
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