• The water cement ratio decides concrete's strength.

    决定着混凝土强度

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  • The intensity of normal concrete is linear relationship with the size of water cement ratio.

    普通混凝土强度大小成线性关系

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  • Prevention and control of geological disasters; High water- cement ratio consolidation; Grout Material.

    地质灾害防治固结灌浆材料

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  • When polymer to cement ratio is 0.2, the blend system has a good continuous three dimensional net microstructure.

    比值为02时,体系微观上即可形成良好连续维空间网状结构。

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  • Based on this, the influence of water to cement ratio, fly ash and silica fume on porosity of concrete are studied.

    本文采用该方法研究粉煤灰混凝土孔隙率影响

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  • The material with high water is a new water-hardening inorganic gelling material. Its water-cement ratio is up to 3.0.

    材料一种新型水硬性无机胶凝材料,水高达3.0。

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  • In this paper, an intellect measure system and the measuring method about water cement ratio of fresh concrete are introduced.

    本文介绍了一种智能化新拌混凝土快速测量系统测量原理及系统组成。

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  • The measurement for water cement ratio of fresh concrete is an important method for estimating the early strength of concrete.

    新拌混凝土检测推断混凝土早期强度重要方法

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  • The experimental results show that plastic Shrinkage relate to water to cement ratio and there is critical water to cement ratio.

    通过试验研究了混凝土用水量等混凝土配合比参数混凝土塑性收缩的影响。

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  • It was found that a nonlinear relationship existed between the two physical parameters, when water and cement ratio was 0.38 ~ 0.62.

    实验表明水泥试块在0.38 ~ 0.62,水泥试块的声阻抗与抗压强度呈非线性关系

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  • The increase velocity of the UCS decreased gradually with the increasing of curing period, but increased with the increasing of cement ratio.

    泥土无侧限抗压强度增大速率龄期增大逐渐减小随着水泥掺入比增加而增大;

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  • The results indicate that the higher water cement ratio is, the reinforcing steel corrosion starts earlier and the more serious corrosion is;

    对于含有初始氯离子并且锈蚀已经发生的钢筋混凝土,表面防水处理不能够有效控制钢筋锈蚀;

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  • However, when water cement ratio is below 0.57, compressive strength of recycled aggregate concrete increases with water cement ratio increased.

    小于0 57时,再生混凝土抗压强度随着水灰比的增大而增大。

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  • The purpose of this paper is to solve the problem of high water cement ratio during construction and low water cement ratio during solidification.

    目的通过将电渗技术引入混凝土施工过程解决混凝土工程中施工要求大水灰质量使用性能要求的小水灰质量比之间的矛盾问题

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  • Finally using the model loading age and coarse aggregate, cement ratio parameters were analyzed, and the laws of fly ash concrete creep are present.

    最终运用模型对加载龄期骨料水泥砂浆参数进行了分析,给出了粉煤灰混凝土徐变规律

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  • The author applied the grey local decision method to the choice of optimal water cement ratio, this provided a simple scientific method for this choice.

    本文灰色局势决策法应用于水灰选择,从而为最优灰比的选择提供了一种科学简便方法

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  • Serials of naphthalin and tripolycyanamide have low water reducing efficiency, bad flow degree under low water cement ratio and sharp loss of concrete slump.

    三聚胺系低水下流动性较且坍落度损失较大,不利于商品混凝土的运输和施工。

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  • We studied, according to the characteristic of recycled aggregate, the mixture proportion design of recycled concrete on the basis of free water cement ratio.

    根据再生骨料特点对基于自由再生混凝土配合比设计进行研究。

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  • Under the conditions of low cement ratio, water has important influence on the consolidation process, and further has direct impact on the strength of the fill.

    配比条件固结过程重要影响从而直接影响充填强度

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  • The testing method comprises the following steps of: placing mixed concrete set with water cement ratio into the aggregate system to acquire initial volume data;

    设定拌制混凝土装入集料系统采集初始体积数据

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  • The influence of different water-cement ratio on early-age autogenous shrinkage and total shrinkage of concrete under dry condition is experimented in this paper.

    进行不同水灰比对混凝土早期收缩干燥条件下收缩影响试验研究。

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  • The characteristic of high performance concrete (HPC) is low water cement ratio and active contents addition, by which the durability of concrete can be improved.

    高性能混凝土特点比及添加活性矿物集料,从而达到改善耐久性能目的。

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  • The effect of water -cement ratio on the test result is studied, and a few problems involved in water - cement ratio test in National Standard (GB) is also discussed.

    研究制度强度测试结果影响讨论了现行国标中水比制度存在一些问题。

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  • The influence of different superplasticizers on drying shrinkage of mortar with the same water cement ratio and same sand cement ratio was investigated in this article.

    通过试验研究几种类型高效减水剂同样灰比的情况下对砂浆干燥收缩性能影响

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  • The design of cement ratio is encountered by means of replacing the soil with grout, and the distribution of cement in the pile is changing with the return soil-cement.

    置换地基才能使水泥掺入量满足设计要求情况下,上水泥土的存在改变了水泥掺入量的分配体实际水泥掺入水泥土上返量大小及固相中水泥所占比例而改变。

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  • 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强度不仅密切相关而且与骨料压碎指标有关。

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  • Under the conditions of higher water-cement ratio, a certain consistency FDN high-range water reducer and hermetic surrounding, the cement paste did not set in a long time.

    大水一定浓度FDN高效减水剂密闭条件下,上层水泥浆体会时间凝结

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  • By controlling the range of the dry density, magnitude of cement and water cement ratio of mixture, the requirement of drainage property and structure strength can be fulfilled.

    通过控制混合密度水泥用量取值范围使混合料同时满足排水性能要求结构强度要求。

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  • The paper has studied the influence of water-cement ratio on the early-age shrinkge and whole shrinkge through self-deviced experimental apparatus for measuring early-age shrinkage.

    通过自行设计早期收缩测试装置研究水灰比对混凝土早期收缩影响规律此基础上测试了混凝土总收缩。

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  • Through regressive analysis on the laboratory testing results of cement-soil, the mathematical expression among UCS of cement-soil and cement ratio and curing period were established.

    通过回归分析建立泥土无侧限抗压强度随掺入比及龄期数学表达式

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