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- Alkali-aggregate reaction (AAR) is one of significant factors affecting durability of concrete structures. 碱-集料反应(Alkali-Aggregate Reaction, AAR)是影响混凝土耐久性的重要因素。
- Application of dispose techniques of concrete surfaces and fractures enhances integration and durability of buildings. 混凝土表面处理及裂缝处理技术的应用,提高了建筑物的整体性和耐久性。
- Entraining air and using high strength concrete can increase the durability of concrete in sulfate environment. 掺加引气剂及提高混凝土强度均能改善混凝土的抗冻融-干湿循环性能。
- In Ningbo Port Beilun Phase IV Container Terminal Project, HPC as applied to deal with the problems relating to the strength and durability of Concrete in sea water environment. 摘要在宁波港北仑港区四期集装箱码头工程中,采用高性能混凝土解决处于海水条件下混凝土的强度和耐久性问题。
- Chajes MJ, Thomson TA Jr, Farschman CA. Durability of concrete beams externally reinforced with composite fabrics. Constr Build Mater 1995;9(3). 141 - 8. 杨勇新;叶列平;岳清瑞.;碳纤维布与混凝土的粘结强度指标[J]
- The factors which effect on leakage dissolution characteristic and the leakage dissolution stability &durability of concrete have been discussed. 论述影响混凝土渗透溶蚀特性的因素,渗透溶蚀稳定性及混凝土渗透溶蚀耐久性。
- F. P Browne and P. D. Cady, "Deicer scaling mechanism in concrete”,Durability of Concrete, SP - 47, ACI(1975) 101 - 119. 杨全兵和黄士元;"寒冷地区道路混凝土的盐冻破坏”;公路;8(1998)25-28.
- 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。
- Concrete carbonisation can be accelerated by wind,which makes the durability of the section of concrete structure different everywhere. 已有工程检测、理论分析和试验研究表明,风对混凝土碳化的加速作用是客观存在的,进而导致混凝土构件截面耐久性不等。
- Non-destructive test (NDT) for concrete; inspection, evaluation and appraisal for the quality, flaw, crack and durability of concrete construction; and sound wave test for rock. 咨询专业特长:混凝土无破损检测技术;混凝土质量、缺陷及耐久性检测、评定、鉴定;岩体声波检测。
- Through the analysis of the damage mechanism of concrete freezing and thawing, the article puts forward some measures to improve the durability of hydraulic structures. 摘要文章分析了混凝土冻融破坏的机理、碱-集料的反应及影响因素,提出了提高水工建筑物耐久性的措施。
- By researching of frost resistance,resistance chloride ion permeability of concrete admixing activated wet fly ash,results show that durability of concrete is good. 通过研究掺活化湿排粉煤灰的混凝土的抗冻性能、收缩性能、抗氯离子渗透性能,发现其耐久性能良好。
- Measures for improving freezing-thawing resisting durability of concrete for marine (harbor) engineering were presented, especially the effect of bubbling additive was analyzed. 阐述了提高混凝土抗冻融耐久性的措施,分析了引气剂对提高混凝土抗冻融的效果及其影响因素。
- Permeability and Maintenance Multi-function Formwork Cloth (PMMFC) can improve densification, stability and equality of concrete, and also enhance durability of concrete unit. 摘要渗水透气养护多功能模板布可使混凝土表层致密、坚实和均匀,并可延长混凝土结构耐久性。
- Abstract: The study on the durability of concrete is a hot spot of today’s academic circles in which the study on the corrosivity becomes the centre of attention. 摘 要: 混凝土的耐久性研究是当今学术界的热点课题,其中腐蚀性研究更引人关注。
- JIN Wei-liang,ZHU Ping-hua.Restorability Class Partition for Durability of Concrete Structure[J].Journal of Architecture and Civil Engineering,2005,22(1):64-70. [1]金伟良;朱平华.;混凝土结构耐久性的修复性等级划分[J]
- Final results of experiment indicate that adding some synthetic fiber to HPC with the mineral admixture or cement mortar can decrease cracking 95% at least and enhance the durability of concrete. 试验结果表明,在掺活性掺合料高性能混凝土中掺加一定量合成纤维可以使混凝土或砂浆减裂95%25以上,并可以提高混凝土耐久性。
- Abstract: Measures for improving freezing-thawing resisting durability of concrete for marine (harbor) engineering were presented, especially the effect of bubbling additive was analyzed. 文摘:阐述了提高混凝土抗冻融耐久性的措施,分析了引气剂对提高混凝土抗冻融的效果及其影响因素。
- When there is pyrite-bearing strata in tunnel construction, oxidization of pyrite will result in formation of acidic environment and bring adverse effect on durability of concrete lining. 当隧道工程施工遇到含黄铁矿的地层时,黄铁矿氧化形成的酸性环境以及其引发的一系列化学反应会对隧道混凝土衬砌的耐久性带来不利的影响。
- Concrete carbonisation can be accelerated by wind, which makes the durability of the section of concrete structure different everywhere.It has been testified by the present theories and researches. 摘要已有工程检测、理论分析和试验研究表明,风对混凝土碳化的加速作用是客观存在的,进而导致混凝土构件截面耐久性不等。