The crack-resistance of hydraulic concrete material (crack-resistance index) and hydraulic concrete structure (safety factor of crack-resistance) are two different concepts, which can not be obscured.
水工混凝土材料抗裂性(抗裂指数)与水工混凝土结构抗裂性(抗裂安全系数)是两个不同的概念，不能混淆。
In white and color rubber products, add white in the sunlight, insolation, no crack resistance, don't angry, stretching rate and acid and alkali resistant.
在白色和彩色橡胶制品中加入钛白粉，在日光照射下，耐日晒，不开裂、不变色，伸展率大及耐酸碱。
In this method, the crack resistance curve can be determined by using only one material data, either the hardness or the tensile strength.
此方法仅需一个材料参数例如材料硬度或抗拉强度等即可确定材料的裂纹扩展阻力曲线。
In order to evaluate the reflection crack resistance of stress-absorbing waterproof interlayer (SAWI), some performance tests were carried out.
为了评价应力吸收防水粘结层(SAWI)的抗反射裂缝能力，对其进行了性能试验。
The results show that a small amount of NBR can greatly improve the environmental stress crack resistance(ESCR) and the impact strength of HDPE.
实验结果表明：少量的NBR能大幅度提高HDPE的冲击韧性和耐环境应力开裂性能。
Prestressed concrete elements can improve the crack resistance and stiffness, increase the durability of components, save material, and reduce weight, but the production process are more complex.
构件能提高构件抗裂度和刚度，还能增加构件的耐久性，节约材料，减少自重，但是其制作工艺也较复杂。
In this paper, the effect of fly ash quality on the crack resistance was discussed.
主要分析了粉煤灰品质指标对水泥抗裂性的影响。
A study of the shear strength and crack resistance of the cracked brick masonry strengthened by GRC is conducted, from which a powerful support is provided with its use in strengthening and repair.
就用玻璃纤维加强水泥对砖砌体墙的开裂进行加固修复的抗剪强度和阻裂性能进行了研究，为其在加固修复中的应用提供有力依据。
Copper nickel, good machinability bad crack resistance. Repair welding of shole gray cast iron machined surface subject to no load.
镍铜，易加工，但抗裂性较差。不受力的灰铸铁加工面及砂眼补焊。
At good design proportioning and construction, the SBS asphalt would make the durability, stability at high temperature, crack resistance at low temperature obtain distinct improvement.
在良好的设计配合比和施工条件下，SBS沥青能使沥青路面的耐久性和高温稳定性、低温抗裂性明显提高。
In addition to its inherent crack resistance ability crack and seepage of blockwork are considerably affected by its design and construction.
砌块建筑的开裂渗漏原因除砌块本身的抗渗指标因素外，设计和施工是影响质量的主要因素。
The test result show, it possess higher crack resistance, satisfactory weldability, and im-prove mechanical properties of the welded joint.
结果表明，它有较高的抗裂性和良好的焊接性，并能提高焊接接头的机械性能。
The temperature susceptibility of asphalt includes temperature sensitivity, stability in high temperature, crack resistance in low temperature.
道路沥青的感温性主要包括温度敏感性、高温稳定性、低温抗裂性。
The crack resistance of X65 steel is much better than that of the weld and X65 pipeline steel has good crack arrest property.
X65钢母材的抗开裂性能明显优于焊缝，且具有良好的止裂性能。
Mechanism for effects of polypropylene fiber on crack resistance of concrete was also discussed.
同时，探讨了聚丙烯纤维对混凝土抗裂性能影响的机理。
According to engineering practice, the article discusses and analyses the crack for temperature action of mass concrete, and sums up some technical measures to be taken for crack resistance.
结合工程实践对大体积混凝土温度裂缝作了详细的分析和探讨，并总结出几项防止裂缝的技术措施。
This paper discusses results of our experiments on the crack resistance of concrete and those of other reference.
本文讨论了我们对混凝土抗裂性的试验以及其他有关参考文献的试验结果。
High performance concrete should have not only high strength, but also excellent durability, relatively high crack resistance and relatively high volumetric stability, etc.
高性能混凝土不仅只是具有较高的强度，而且还应具有良好的耐久性，较高的抗热裂性能以及较高的尺寸稳定性等。
In order to put the researcher's academic conclusions into the using in practical projects, an application on crack resistance of huge reinforced concrete cylindrical tanks is programmed.
为了使作者研究的理论成果在实际工程中得到应用推广，还编制了大型钢筋混凝土水池池壁裂缝控制系统程序。
The influence mechanism of the mixed fibre on crack resistance and bearing capacity of reinforced concrete beam are analyzed.
分析了纤维的掺入对钢筋混凝土粱的抗裂性能及正截面承载力的影响机理。
In order to prevent the crack of concrete, many mass concrete takes dry shrinkage as an important index of crack resistance.
为了防止混凝土发生裂缝，许多大体积混凝土在设计中提出抗裂要求，干缩是混凝土抗裂能力的重要指标。
In addition, it analyses the crack resistance of the walls of huge reinforced concrete cylindrical tanks under prestressed measures by finite element analysis software of ANSYS.
另外还运用有限元程序ANSYS对预应力抗裂措施下的大型钢筋混凝土水池池壁类结构形式进行了仿真计算分析。
The asphalt mixture's crack resistance at low temperature is one of the key pavement performances in perennially frozen soil zone, and aging procedure has important effect on it.
沥青混合料的低温抗裂性能是多年冻土地区沥青路面的关键路用性能之一，老化对其有着重要影响。
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。
The results showed that the crack resistance and the mechanical properties for the steel matched with welding materials can meet the requirements of the project.
结果表明，该钢种及选用的焊接材料的水冷抗裂性及埋弧焊接头综合性能均满足了工程要求。
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。
How to enhance the crack resistance of concrete, to reduce its brittleness in the pavement concrete is important.
如何提高混凝土的抗裂性、降低其脆性在路面混凝土中尤为重要。
A method about improving the crack resistance of weld metal and reducing structure stress during welding process, i. e. hammering welds and watered rapid cooling after welding, was obtained.
研究出了提高焊缝金属抗裂性能及降低焊接过程结构内应力的工艺方法——焊后捶击焊逢并浇水快速冷却。
Deformation properties are the important aspects to study crack resistance of RCC.
变形性能是研究和分析碾压混凝土抗裂性的重要依据。
Deformation properties are the important aspects to study crack resistance of RCC.
变形性能是研究和分析碾压混凝土抗裂性的重要依据。
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