• 运用改进的BP算法建立水泥强度预测模型

    Based on optimized BP algorithms, some prediction models are developed for cement strength.

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  • 增加激发剂的掺入量有利于矿渣水泥强度提高

    Adding activator will be favorable to raise slag cement strength.

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  • 实验结果分析探讨了复合水泥强度提高的作用机理

    Action mechanism for heightening compound cement strength is analysised and discussed based on test results.

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  • 熟料矿渣分别粉磨技术提高矿渣水泥强度重要技术途径

    Technology of clinker slag separate grinding is one of the important technical ways to improve the cement strength.

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  • 随着水泥强度提高水泥环境影响负荷资源耗竭系数均增大。

    Moreover, with the increase of cement strength, the environmental burden and the resource consumption of cement are deteriorated accordingly.

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  • 使用水泥标准水泥强度混凝土抗压强度之间关系随之变化

    After the new cement standards come into force, changes take place in the relationship between the cement strength and concrete compression strength.

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  • 试验发现,比表面积相同时,不同粉磨方法制成水泥强度明显差异

    The test results show that the strength of cements ground by different mills is obviously different.

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  • 煤矸石经热力活化后表现出较好的火山灰活性水泥强度得到明显改善

    Whereas, those thermally activated coal gangue showed better pozzolanic reactivity, producing improved mortar strength properties.

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  • 以灰色系统理论研究不同型熟料水泥颗粒分布水泥强度影响

    Researching impact of particle distribution of mixing- grinding cement from different kilns on cement strength.

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  • 采用灰色关联分析方法研究粒径范围颗粒含量水泥强度之间关系。

    The relationship between cement strength and volume fraction of different phosphorous slag particle diameter ranges was analyzed by gray relevant analysis method.

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  • 因此,制袋材料水泥强度影响防潮性能符合GB 9774- 2002要求。

    Therefore, the material to the cement strength effect and the dampproof capability meet the qualification of GB 9774-2002.

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  • 采用灰色关联分析方法研究粉煤灰水泥颗粒堆积密度粉煤灰水泥强度流动度的影响

    It studies on the influence of the heaped density of pulverized fuel ash cement granular group on pulverized fuel ash cement strength and fluidity by gray connected analysis method.

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  • 中国ISO标准等同采用国际标准检验水泥强度的法定基准材料,是国家专营专控的战略性物资。

    Ltd. is the only enterprise designated by Chinese government to produce and sell China ISO Standard Sand.

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  • 我国水泥强度检验方法如采用ISO标准或相当于ISO标准,磷石膏制水泥装置面临着严峻的挑战

    After adopting ISO standard to test cement strength, equipment for producing cement from phosphor will face the challenge.

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  • 本文为主要原料,采用FR-2型碱性固体激发进行了影响少熟料磷渣道路水泥强度因素研究

    This paper gives a study on the manufacture of low-clinker pavement cement by solid waste residue from phosphorus production with FR-2 low alkalinity solid additives.

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  • 这种堆积密度说明水泥强度稳定特性使成为隧道桥梁建筑物的理想材料。

    This high packing density accounts for the strength and stability of cement, which makes it useful for structures like tunnels and Bridges.

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  • 粉煤灰贝利水泥混凝土工作性强度水化影响。

    Effect of fly ash on the workability, strength and hydration heat of high belite cement and concrete.

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  • 同时还能够提高掺玻璃纤维高钙粉煤灰水泥砂浆和易性强度减小膨胀

    Addition of silica fume into the mix will result in increasing the workability and strength of cement mortar and decreasing the expansion.

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  • 硬化混凝土地坪中,节约水泥用量,施工提浆,增加强度耐磨耐久性作用。

    For concrete ground, it can save the cement consumption, and no purifying is needed, which increases the strength and wear resistance.

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  • 通过室内试验,对水泥改良物理性质应力-应变关系强度特性压缩特性进行了研究

    Based on indoor tests, the physical properties, stress-strain relationship, intensity behaviors and compressibility of the modified soil with cement are studied in the paper.

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  • 水泥混凝土路面具有强度车辆通行能力强、使用寿命等特点,公路建设施工中得到了广泛应用

    With high strength, large traffic flowing capacity and long life expectancy, the concrete pavement has got wide application in highway construction.

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  • 时间t抗压强度水泥种类温度以及养护条件有关

    The compressive strength of concrete at an age t depends on the type of cement, temperature and curing conditions.

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  • 结果表明水泥浆液泛浆性能结石体强度搅拌时间速率函数

    The results show that bleeding quality and consolidation strength are a function of mixing time and rotational ratio.

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  • 试验研究表明,水泥掺入、初始含水量夯实夯实水泥黄土抗剪强度压缩性和微观结构有着重要影响

    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.

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  • 本文通过水泥基体掺入碳纤维进行研究,得出复合体抗压强度劈拉强度碳纤维掺量的关系

    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.

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  • 本文通过研究罗马尼亚s_2油井水泥高温下形成水泥强度衰退规律,提出合理讨论了应加砂的温度范围。

    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.

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  • 本文通过研究罗马尼亚s_2油井水泥高温下形成水泥强度衰退规律,提出合理讨论了应加砂的温度范围。

    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.

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