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Conclusions Dry bonding was good for enamel wall and wet bonding was effective on dentin wall. Hydrophilia bonding cement was recommended in dry bonding of enamel and dentin.

结论以釉质壁为主的窝洞干粘结效果显著,以牙本质壁为主的窝洞湿粘结效果好。

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It combined etching agent, primer, bonding agent and resin cement paste into one. And it make one-step bonding process become ture, which greatly reduce the steps and the technology-sensitive.

它将酸蚀剂、底涂剂、粘接剂以及树脂水门汀糊剂合为一体,粘接过程一步完成,大大地减少了操作步骤,从而更大程度上降低了操作的技术敏感性。

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The bonding strength between Portland cement with wood was affected with cold pressing, curing age and resin content.

木材与水泥的结合强度受胶合压力、养护时间、施胶量以及胶合纹理的影响。

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Conclusion: The bonding strength of resin cement and fiber posts is better than that of conventional cast stainless steel;

结论:石英纤维桩与树脂类粘结剂的剪切粘结强度明显优于传统铸造镍铬合金桩与粘结剂;

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Using of new type of flushing fluid treated with mud cake breaker, and aided by large volume of low weight slurry as pad fluid, to minimize the influence of mud cake to the bonding of cement slurry, thus improve the bonding strength and quality.

采用快体冲洗液,并加以大量的低密度水泥浆前置液,尽量消除泥饼对水泥浆胶结的影响,提高界面胶结强度和质量;

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Influence of Twist of Nylon Bundle on Bonding in Cement Composites

尼龙束捻度对水泥砂浆界面粘结的影响

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Summary of cement solidification process for borated waste solutions

含硼废液水泥固化技术综述

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Under laboratory conditions, after calcined at the temperature of 700 ℃, red-mud is mixed with cement to produce a special kind of concrete, with which the standard concrete is compared in terms of breaking and stress intensity.

在实验室条件下,对赤泥进行700℃的煅烧处理,并利用其制取水泥赤泥混凝土,与基准混凝土的抗折、抗压强度进行对比。

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Discussion about Certain Conditions of Cement Stable Breakstone

水泥稳定碎石标准击实的若干情况探讨

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The sand filtration system was built by a 10m length, 2m width, 2m depth flume with construction of brick and cement. The building was divided into eight sand filter beds, which were packed with three kinds of sands in a cube 1m long.

试验构建一个长约10m、宽2m、高2m的砖混结构渗滤池,渗滤池分隔为8个小渗滤池,选择3种不同的沙分别构建1m3见方的渗滤床。

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Conclusions Factors as high average income of individuals, brick or cement used as material of the ground in the house, seemed to be protective factors of EHF, which were important to the control and prevention of EHF.

结论人均年收入的提高和水泥或砖地面的住房可能是EHF发病的保护因素,这对EHF的综合防制有着重要指导意义。

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The products in the reaction between magnesite-chrome refractory brick and cement clinker as well as the compatible phase relationship in the six-component system of MgO-CaO-Al_2O_3-SiO_2 Fe_2O_3-Cr_2O_3 were studied under the laboratory condition.

在实验室条件下对镁铬质耐火材料与水泥熟料的反应产物和二者共属的MgO CaO-Al2O3-SiO2-Fe2O s-Cr2O3六元系中的矿物共存关系进行了研究。

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Properties of periclase-hercynite brick for cement kiln

水泥窑用方镁石-铁铝尖晶石砖的性能研究

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Application outlook of periclase spinel brick for cement kiln

水泥窑用方镁石-尖晶石砖应用进展

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Study on Improvement of Reaction Activity of Phosphogypsum in Cement System

提高磷石膏在水泥系统中反应活性的研究

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The second chapter studied the influence of engineering factors relevant to the industrialized process of SB latex used as an additive of cement concrete.

第二章主要对水泥专用丁苯胶乳工业化过程的相关工程问题进行了研究。

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The investigation and analysis on natural radioactivity nuclide specific activity of cement product in china

我国水泥产品天然放射性核素比活度的调查分析

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Influence of temperature on activity of slag cement

温度对矿渣水泥活性的影响

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