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- Based on the method of conversion from space to time, the PCC pavement performance of the four districts was modeled and discussed. 基于方程,还对四个地区路面的衰变特征进行了探讨。
- The model is validated and trained with pavement performance data of Guangdong province, and the training method is also optimized. 采用广东水泥路面调查数据对模型进行了训练和验证,并对模型训练方法进行了优化。
- The forecast method of asphaltum concrete pavement performance is studied.The efficiency of the calculation method is proved through illustration. 研究了基于神经网络的沥青混凝土路面使用性能预测模型的分析和计算方法,通过实例验证了该方法的实用性。
- According to reports, to further improve the pavement performance, Nanjing-Hangzhou-Nanjing Lishui to use a variety of new technology. 据介绍,为进一步提高路面使用性能,宁杭高速南京至溧水段采用了多种新工艺。
- It is found that the CRMAC pavement performance such as deformation performance decreases with the increase of mixed crumb rubber amount. 橡胶砂改性沥青混凝土随橡胶砂掺量的增加,其变形等性能有一定下降。
- Asphalt mixture with skeleton dense structure has won increasing reputations by pavement engineers because of its good pavement performance. 骨架密实型沥青混合料由于能够兼顾各项路用性能,得到越来越多路面工程师的青睐。
- By contrasting and evaluating TLA and mixture performance indoor test,and combined with its construction technology,the paper evaluated its pavement performance. 通过室内试验对湖沥青及其混合料性能进行对比评价,并通过试验路研究特立尼达湖混合料的施工技术要求,进一步评价其路面性能。
- The pavement subdrainage system removes excessive subsurface water to the edge of highway in time, so it can improve pavement performance and extend service life. 如果在路面内部设置排水系统,将路面结构中的内部滞水及时排除到路面和路基结构外,可以改善路面的使用性能,提高其使用寿命。
- Pavement management system was described in detail from the establishment of database, attribute database, spatial database, evaluation model of pavement performance and so on. 从数据库构建、属性数据库和空间数据库、路面使用性能评价模型等方面比较详细地介绍了路面管理系统。
- Then the paper systematically studied the pavement performance of ATB material, the test results show that ATB has good resistance to vertical deformation, fatigue and moisture-sensitivity. 结果表明:沥青稳定碎石材料具有良好的抵抗竖向变形能力、抗疲劳性能和水稳定性。
- The results indicate that the pavement performance of selected mixture is very good if the tyre roller is applied to the first compaction and vibratile roller is applied to the second compaction. 测试结果表明,应用贝雷法优选设计的沥青混合料,如在初压阶段采用轮胎压路机、复压阶段采用适宜的振动压路机组合具有优良的路用性能。
- To aim directly at the existing deficiency of traditional predic tion method of pavement performance,the prediction model based on the theory of artificial neural network is developed. 针对传统的路面使用性能预测方法存在的不足,应用人工神经网络理论,建立预估模型。
- The VA,VMA and VFA and the other volume parameter has the important influence with the performance of asphalt mixture s mechanics performance,construction performance and pavement performance. 压实空隙率、矿料间隙率和沥青饱和度等体积参数对沥青混合料的力学性能、施工性能和路用性能有重要影响,三者之间也存在着相互制约关系。
- Research on pavement performance of composite modified asphalt mixture with Trinidad lake asphalt(TLA)[J].Journal of Highway and Transportation Research and Development,2005,22(1):13-16. TLA复合改性沥青混合料路用性能研究[J].;公路交通科技;2005;22(1):13-16
- The hot pavement sent up shimmers. 晒热的道路浮起热气晃动的景象。
- There was litter strewn all over the pavement. 人行道上到处都是扔的垃圾。
- The performance truly exalted the audience. 演出确使观众情绪高昂。
- The compacted snow on the pavement turned to ice. 人行道上被踩实的雪已变成了冰。
- It must have been raining. The pavement is all wet. 刚才准是下雨了。人行道都湿了。
- The hoop rolled along the pavement. 圆环沿人行道滚动。