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- cracking resistance properties of concrete 抗裂性能
- The crack resistant property increases while the fractal dimensions and complexity of cracks decrease accompanied with the increasing dosage and length of PPF. 结论聚丙烯纤维能有效地延缓裂缝的产生和发展;
- Crack resistance properties 抗裂性能
- Shrinkage Crack Resistance Property of Cement Stabilization for Breakstone Base Coure and Prevent Crack Measure 道路水泥稳定碎石基层抗缩裂性能与防裂措施
- A STUDY AND IMPROVEMENT OF ENVIRONMENTAL STRESS CRACKING RESISTANCE PROPERTIES OF HDPE HDPE耐环境应力开裂性能的研究及改进
- 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。
- cracking resistance properties 抗裂性能
- 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。
- Dry powder insulation mortar produced by vitrify micro beads material, have excellent insulation and fire proof heat resistant properties, never crack whith high strength. 玻化微珠材料生产的干粉保温砂浆。具有优良的保温隔热性能和防火耐热抗老化性能,不空鼓开裂。
- 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。
- Salt tolerance and temperature resistance properties of this dipolymer were investigated preliminarily. 初步考察了该聚合物的耐盐抗温性能。
- 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 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。
- Increasing jute fiber can improve the MOR and MOE of the composites obviously, but the water resistance properties are decreased at the same time. 麻纤维含量增加对提高材料的强度影响显著,但耐水性略有下降。
- The results indicate that the MOR and water resistance properties of the composites were improved by adding much more PP fibers. 研究结果表明,增加PP纤维含量,可以提高复合材料的静曲强度和衬水性;
- 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。
- Research on Evaluation Target for the Cracking Resistance Property of Bituminous Mixture in Low Temperature 沥青混合料低温抗裂性能评价指标的研究
- The effect of several kinds of antioxidant on heat resistance properties of chlorinated polyethylene (CPE) was investigated. 摘要研究了几种防老剂对几种氯化聚乙烯(CPE)胶料耐热性能的影响。
- 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;