查询词典 concrete

According to the characteristic of concrete failure,the calculational formula of crack width for concrete lining is given.

给出了混凝土衬砌开裂后裂缝宽度的估算公式，并对实际工程进行了分析计算。

Based on centroplasm theory of Wu ZhongWei and continuous compact coordinate theory of Liu ChongXi, professor Wang LiJiu devises concrete framework model, that is coarse aggregate are accumulated most closely with some coordination form by mechanical mixing, vibrating and gravity and form the concrete structural frame, then the mortar is used to fill up the air gap, bond and strengthen the coarse aggregate and make a whole body with strength.

以吴中伟的中心质理论和刘崇熙的连续包围垛密理论为基础，王立久教授提出混凝土架构模型，所谓架构模型是指粗集料在机械搅拌、振捣和重力作用下，按照一定的配位形式最紧密堆积构成混凝土骨架，砂浆填充粗集料的空隙，进而粘结龛固粗集料，形成一个具有强度的整体。

Commence from analyzed and tested raw materials quality effect on concreteresistance of seawater chlorion erosion, components in concrete raw materials,especially the effect of multiplication of high-performance water reducer andactive addition, were compared and selected. By designed and optimized mixratio, the components of testing concrete were determined, series test ofphysical mechanics performance and durability for high-performance concretewere conducted, and prediction model of durable years for high-performanceconcrete in harbour engineering was discussed.

从分析、试验原材料品质对混凝土抗海水氯离子浸蚀的影响笔试手，比选了混凝土原材料组分，尤其是高效减水剂和活性混合料复合的效应，通过配合比设计优化，确定了试验混凝土的组成，进行了海工高性能混凝土物理力学性能、耐久性系列试验，探讨了海工高性能混凝土耐久性使用年限的预测模式。

There is an old saying in our field --"No dam is not crackable" The crack is mainly because of the bad dilationafter "alkali aggregate reaction", the temperature traverse inside and outsidethe concrete with the happening of heat evolution and the shrink of volume dueto the cooling of concrete.

水电行业有句&无坝不裂&的俗话，产生裂缝的原因主要有&碱集料反应&造成的破坏性膨胀，水泥水化过程中放出的热量出现的混凝土内外温度梯度和水泥石硬化后由于后期降温发生的体积收缩等造成。

There is an old saying in our field -"No dam is not crackable". The crack is mainly because of the bad dilation after " alkali-aggregate reaction", the temperature traverse inside and outside the concrete with the happening of heat evolution and the shrink of volume due to the cooling of concrete.

水电行业有句&无坝不裂&的俗话，产生裂缝的原因主要有&碱集料反应&造成的破坏性膨胀，水泥水化过程中放出的热量出现的混凝土内外温度梯度和水泥石硬化后由于后期降温发生的体积收缩等造成。

In this paper, the load-displacement and skeleton curve of dendriform connections to the concrete filled square steel rectangular tubes under low-cycle reversed loading was calculated by fiber line element model, which is based on the relation of the stress-strain of steel and concrete and is compared with the FE and experiment.

本文在确定了往复应力作用下钢管混凝土的钢材和核心混凝土的应力－应变关系的基础上，利用纤维杆元模型，有限元模型对钢管混凝土Y形柱和十字形钢梁连接的节点的荷载－位移滞回关系曲线及其骨架曲线进行了计算，并与试验结果进行了比较。

A: Liqui-hard is a concrete densifier and chemical hardener compound that is aready-to-use, colorless liquid, consisting of reactive chemicals that deeply penetrate the surface of concrete.

LIQUI-HARD是一种混凝土致密硬化剂，它是无色、单组分的液体。

To date, Ashford Formula has been specified and used to densify, seal and harden over 2 1/2 billion square feet (2,500,000,000) of industrial concrete surfaces, an area equivalent to a 3-foot wide concrete band circling the earth 6 times.

迄今为止，A/F被指定用于固化、密封和硬化工业混凝土表面超过2.5亿平方英尺，相当于一块3英尺宽的混凝土样快绕地球6圈。

Concrete dissoluble erosion is essential disease of concrete dam.

混凝土的溶出性侵蚀是混凝土坝的本质性病害。

To prevent the damage of concrete containing reactive dolomitic rocks, high volume of admixtures must be incorporated into low alkali cement concrete.

为防止碱-碳酸盐反应膨胀破坏，必须在采用低碱硅酸盐水泥的同时掺加大量的混合材。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。