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- It can be used to improve the concrete cracking resistance and seepage resistance. 具有改善混凝土抗裂能力、抗冲击抗磨耗能力等作用。
- The results showed that TCS steel had good cold cracking resistance and crystal hot cracking resistance. 结果表明,TCS钢具有良好的抗冷裂敏感性和抗结晶热裂敏感性能。
- The properties of environmental stress cracking resistance (ESCR) of HDPE were studied. 对HDPE的耐环境应力开裂性能进行了研究。
- Relationship between yield strength and near-neutral pH stress corrosion cracking resistance of pipeline steels-an effect of microstructure. 管道钢的屈服强度和抗近中性pH应力腐蚀开裂间的关系-显微结构的影响。
- In this paper, the anlysis is presented to study the impermeability and crack resistance of basement concrete wall. 本文尝试聚丙烯纤维砼应用于地下室砼墙抗裂防水。
- The high ductility and cracking resistance of Engineered Cementitious Composites(ECC)may greatly enhance the durability of concrete structures. 而工程复合材料ECC的高延展性和抗裂性将大大改善混凝土结构的耐久性。
- Strength and crack resistance capability of concrete will be improved after being reinforced by chopped basalt continuous fiber. 在混凝土中掺加乱向短切玄武岩纤维后,其强度及抗裂性能均会得到改善。
- By using the restricted shrinkage slab test, early effects of admixture on the cracking resistance of polypropylene reinforced high-performance concrete are investigated. 摘要采用平板限制收缩试验法,研究了减水剂与膨胀剂及其复合技术对聚丙烯纤维增强高性能混凝土的早期抗裂性的影响。
- Curing and constructing for cement-stabilized macadam under the condition of lower temperature is benefit to improve its crack resistance. 低温条件下养生、施工有利于改善水泥稳定碎石基层材料的抗裂性能。
- In order to analyze the crack reason, static load experiments were made on three prefabricated piles to examine the crack resistance of the piles. 为分析产生裂缝原因,通过静荷载试验的方法检验桩身的抗裂性能;
- The research proves that post tensioned prestressed concrete hollow slab own fine deformation behavior and crack resistance. 本文研究表明:后张预应力混凝土空心板具有良好的变形性能和抗裂性能。
- The safety and the crack resistance of the anchorage zone which exists due to the usage of large tonnage anchorage device, are the critical part of the structural design. 对采用大吨位特殊锚具的桥梁结构来说,锚固区的安全性和抗裂性是结构设计的关键部分,但现行规范还没有给出一种既精确又简易的验算方法。
- The study shows that the self-compacting high performance concrete members have high denseness, fine appearance without honeycomb and scale, better crack resistance and ductility. 研究表明,该方法成型的自密实高性能混凝土构件无蜂窝麻面、密实性好,具有更优越的抗裂性能和延性,构件和实梁的受弯、剪性能均与振捣成型的混凝土构件相近;
- It can meet the food directly.Innocuity, insipidity, no volatiles, high temperature resistance, crack resistance contribute to its perfect waterproof effection. 可直接与食品接触,无毒、无味、无挥发物、耐高温、难裂解,达到高度防水的效果。
- Based on code for design of concrete structures in China, calculate method on crack resistance and loading capability of corbel is studied, and illustrated with one example. 结合混凝土结构设计规范,对牛腿的抗裂度及承载能力的计算进行了探讨,并通过算例进行了说明。
- In this paper, crack resistance of high strength concrete (HSC) was improved by adding mineral admixtures including ground slag (GSL), silica fume (SF) and fly ash (FA). 采用外掺矿物掺合料磨细矿渣、硅粉和粉煤灰的方法来研究它们对提高高强混凝土抗裂性能的作用,并分析了相应的作用机理。
- Mainly applied in cracking resistant sheath of communication cable, control cable and power cable. 主要用于通信电缆,控制电缆和电力电缆的护套层。
- 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。
- Mainly applied in cracking resistant sheath of communication cable,control cable and power cable. 主要用于通信电缆,控制电缆和电力电缆的护套层。
- Research on HT250 gray iron flame welding with multi-alloying cast iron torch welding rods.Hardness, crack resistance and machinability of the welded joint is tested and analyzed. 采用多元微合金化铸铁同质气焊丝对HT250铸铁板材进行了气焊研究,测试和分析了焊接接头的硬度、抗裂性和机械加工性能。