These give it flexibility, so it does not crack as readily as ordinary cement.
这些光纤也增加了它的弹性，因此该混合物不像普通混凝土那样容易裂开。
Thermal insulation polymer mortar technically solves problems of normal expanded perlite cement mortar such as easy to absorb water and to crack thus extends its application area.
聚合物保温砂浆从技术上解决了普通膨胀珍珠岩水泥砂浆的易吸水、易开裂的问题，从而开拓了其应用领域。
To keep the normal use of asphalt pavement, analyse the reason on basic crack for cement stable breakstone of the urban road, prate the method on prevention and cure.
分析城市道路水泥稳定碎石基层产生裂缝的原因，提出综合防治措施，以保证沥青混凝土路面的正常使用。
Analysis is made on the cases of condense and crack of cement concrete pavement, and provided the preventions based on the practice.
通过对水泥混凝土路面收缩开裂原因的分析，从施工角度提出切实可行的防治措施。
Crack waterproof layer materials by crack cement mortar complex fiberglass nets composition, but the long-term effective control protection layer the creation of cracks.
抗裂防水保护层材料由抗裂水泥砂浆复合玻纤网组成，可长期有效控制防护层裂缝的产生。
Based on the practice, analysis is made on the formations of the pavement face plate of cement concrete, and given the preventions against occurrences of crack.
结合工程实践，分析了水泥混凝土路面面板破坏的原因，并提出了防治水泥混凝土路面裂缝形成的工程措施。
Cement cause the crack of concrete but we can take precautions against the crack of concrete from cement.
本文从水泥方面对混凝土裂缝原因及预防混凝土裂缝进行了探讨。
In the view of the concrete's minute construction, cement and mortar encircled bone, there is tiny crack on interface of bone and mortar under temperature load.
从混凝土组成的细观角度出发，研究水泥砂浆包围的骨料，在温度荷载作用下首先在骨料与砂浆的界面上产生界面微裂缝。
The paper introduces the cause of cement concrete road crack, and presents the measures to prevent cement concrete road crack.
分析造成水泥砼路面裂缝的原因，从施工与角度提出了防止水泥砼路面裂缝的措施。
Nowadays, the thermal release speed of the cement is comparatively much faster than that in the past, this makes the thermal crack problem of the large mass concrete more outstanding and common.
目前所生产的水泥放热速度较过去大为提高，这使得大体积混凝土的温度裂缝问题日益突出，已成为普遍性的问题。
Concrete structure crack problem caused by high-early-strength cement is outstanding recently.
近年来，早强型水泥引起的混凝土结构工程裂缝问题日渐突出。
With the study of the cement flow rule in the crack, we analyzed the influence to diffusion radius by the grouting pressure, cement rheological parameter and grouting time.
通过研究水泥浆液在裂隙中的流动规律，分析了灌浆压力、浆液的流变参数和灌浆时间对扩散半径的影响。
Wire wrapped on cement pipe occurs brittle fracture in crack of cement pipe supplying water under pressure.
水泥管在输水加压后产生爆裂，水泥管缠绕钢丝产生脆断。
Combined with practice, the author introduced the cause of initial crack of cement concrete pavement construction, proposed relative control measures.
根据作者多年的实践，总结了水泥砼路面施工早期裂纹产生的原因，并针对性地提出了防治的控制措施。
This text has analyzed the concrete crack type and the cause of the crack in brief, and given an experiment on the cement sa.
本文简单分析了砼裂缝类型及成因，并通过水泥砂浆抗塑性干缩开裂试验说明聚丙烯纤维在水泥基材料抗塑性干缩开裂能力方面的作用。
We summarize the causes and countermeasures of massive concrete cracking, and propose that crack resistance of massive concrete can be effectively improved by low-heat Portland cement.
总结分析了大体积混凝土易产生裂缝的原因及应对措施，指出使用低热硅酸盐水泥可有效改善大体积混凝土的抗裂性能。
In the light of inorganic heat preservation particles of light weight aggregate, add as by cement materials, crack additives and other such as filling of dry mortar.
以无机类的轻质保温颗粒作为轻骨料，加由胶凝材料、抗裂添加剂及其他填充料等组成的干粉砂浆。
In order to improve crack resistance of concrete, test and analysis are made on the influence of mineral compositions of cement on brittleness of sand grout.
为了提高混凝土的抗裂性能，本文主要从水泥矿物成分对砂浆脆性的影响进行试验研究分析。
Based on the scientific tests, this paper studies improving crack resistance property of cement stability aggregat by fly ash.
本文通过大量系统试验，分析研究了掺粉煤灰水泥稳定碎石的抗裂性能。
The research results indicate that anti-crack evaluation index of the cement treated base is an effective index.
研究结论表明采用综合抗裂指数评价水泥碎石基层的抗裂性能是一种很关键的指标。
The crack of cement concrete pavement is one of common-seen hazards. It has greatly shortened the effective life-span of the expressway and brought the hidden danger to traffic safety.
泥混凝土路面裂缝是高等级公路路面易出现的一种破坏现象。它极大地缩短了高速公路的有效寿命。并给行车安全造成了隐患。
Based on the subgrade preparation and pavement construction analysis is made on the causes of the crack of cement concrete slab, and on the prevention.
从路基施工前准备、路基施工、路面施工等方面分析了水泥砼路面断板的原因及其防治方法。
The humidity would diffuse a large scope as there are cracks in the cement-based composite, resulting in the increase of shrinkage stress which is not benefit for crack control.
当有裂缝存在时，湿度扩散的范围更深、更广，相应的湿度应力则会更大，不利于裂缝的预防与控制。
Test and calculation results show that the anti-crack properties of No. 425 low heat cement concrete are obviously superior to those of No. 525 medium heat cement concrete;
试验和计算结果表明：425号低热水泥混凝土的抗裂性能明显比525号中热水泥混凝土的好；
The crack of cement concrete pavement is one of long existing qualitative common failing.
裂缝是破路面长期存在的质量通病之一。
The properties of crack resistance, impact resistance, frost resistance and fatigue resistance of cement were improved by adding polypropylene fiber.
在混凝土中掺加聚丙烯纤维能有效地提高混凝土材料的抗裂性、抗冲击性、抗冻性能、改善混凝土的抗疲劳特性。
The properties of crack resistance, impact resistance, frost resistance and fatigue resistance of cement were improved by adding polypropylene fiber.
在混凝土中掺加聚丙烯纤维能有效地提高混凝土材料的抗裂性、抗冲击性、抗冻性能、改善混凝土的抗疲劳特性。
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