| 1. | Technical - economical analysis is made considering of the raw and processed materials and repairing economic effect 并结合原材料成本及修补效益对修补混凝土进行了技术经济分析。 |
| 2. | Theoretic analysis and experimental results illustrate that the performance of high fluidity and super high - early strength repairing concrete is influenced by many factors relative to materials 试验研究及理论分析结果表明:高流动性超早强修补混凝土的性能受到诸多材料因素的影响。 |
| 3. | 6 、 the text , quoting other relative documents , expatiates on measures to strength shear resistance of rc beams using cmmr and methods to repair rc beams and summarizes a lot of experience 6 、结合有关文献阐述了水泥复合砂浆钢筋网抗剪加固混凝土梁的几点建议、修补混凝土梁的施工工艺,以及一些经验总结。 |
| 4. | 2 . research on the bond of the new - to - old concretes . by means of the test of spitting bond between new and old concretes , the bond performance of different bond material is researched 2 、新老混凝土界面粘结的研究采用新老混凝土劈裂粘结试验方法,对比研究了普通修补混凝土、丁苯改性混凝土、氯丁改性混凝土粘结性能。 |
| 5. | Bending strength , compressive strength , interfacial bond strength and frost - resistance are also studied and analyzed . based on indoor research , on - site experiments are conducted on damaged pavement to inspect the performance of repairing concrete 在室内试验研究的基础上,进行了破损路面的工程修补试验,对修补混凝土的修补效果进行了观测。 |
| 6. | The research used materials are fast patching concrete 、 ordinary patching concrete and polymer mortar 。 the testing result indicates : ( 1 ) the mechanics properties of the patched concrete has surpassed the rank of c30 concrete 其研究使用材料有快速修补混凝土、普通修补混凝土及聚合物砂浆。试验结果表明: ( 1 )修补混凝土力学性能指标已超过c30混凝土等级的要求。 |
| 7. | At last in actual project carring on the ordinary and fast patching concrete fieldwork test , polymer mortar patching fieldwork test and grouting patching . it results shows that the patching effect is so good as well as simple construction technics and low expense 最后在实际工程现场进行了普通和快速修补混凝土现场试验、聚合物砂浆修补现场试验以及注浆修补现场试验,结果表明修补效果良好、施工工艺简单、费用较低。 |
| 8. | Materials and their ratio suitable for repairing concrete are studied though optimizing preparing methods and quantities of experiments to meet high fluidity and super high - early strength of repairing concrete . the performances of the concrete are also systemicly researched 为满足修补混凝土高流动性、超早强的要求,课题通过优化配制途径和大量试验,研制了适合于修补混凝土的材料与配比,并其对性能进行了系统的试验研究。 |
| 9. | In this paper , the properties of fluid - modified epoxy resin containing different thinners , ethylamine anti plasticizer were tested and the effect of fluid - modified epoxy resin in repairing concrete crack through embedded pipe was compared with that of conventional grouting 测试了不同稀释剂、固化剂及增韧剂综合改性的环氧树脂多组配方灌浆液的性能,对通过预埋玻璃管模拟灌浆修补混凝土裂缝的效果与通过缝面灌浆修补混凝土裂缝的效果进行了比较。 |
| 10. | Recently , an advanced composite material named carbon fiber reinforced plastic ( cfrp ) has emerged as an alternative to traditional strengthening materials . many advantages such as lightweight , non - corrosive , simple construction , and high tensile strength make it widely used in strengthening field 碳纤维布( cfrp )加固修补混凝土结构技术是一项新兴的结构加固技术,它是利用树脂类胶结材料将碳纤维材料粘贴于混凝土表面,从而达到对结构构件补强加固及改善结构受力性能的目的。 |