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- function of asphalt mixture 沥青混合料性能
- By means of the analysis on the workability of the asphalt mixture, the function of the construction control and the measures to ensure the construction quality are proposed. 通过对混合料的施工和易性分析,总结出施工控制函数,提出控制措施;
- It is concluded from the study that the absorption coefficient depends upon the air voids of asphalt mixture. 发现空隙率尤其是有效空隙率是影响沥青混合料吸声系数的关键因素;
- The conclusions are useful in effectively controlling VMA and enhancing the property of asphalt mixture. 结论对如何有效控制VMA,提高沥青混合料质量有实际意义。
- In addition, gradation differentials show influence on voids of asphalt mixture. 离析对路面空隙率有直接影响,当空隙率超过一定限度时,对路用性能影响很大。
- It is exponential relation between the resistivity and air voids of asphalt mixture. 电阻率与空隙率之间遵从一定的指数关系。
- Tests show that clay in fine aggregate affected the water stability of asphalt mixture markedly; the permeable critical air void is 7.5? 试验表明;集料泥土污染对沥青混合料水稳性影响显著;沥青混合料的渗水临界空隙率为7.;5%25。
- The test results indicate that clay dosage and plasticity index influence the water stability of asphalt mixture significantly. 试验结果表明:细集料中泥土质量分数与泥土塑性指数对沥青混合料水稳定性影响显著;
- The threshold value of clay dosage of fine aggregate is 2%. If the clay dosage exceeds 2%,it will affect the water stability of asphalt mixture. 细集料泥土质量分数的临界值为2%25,当超过2%25时会明显降低混合料的抗水损害能力;
- The test results showed that gradation and volume parameter will have an important effect on rut-resistance of asphalt mixture at high temperature. 试验结果表明:级配、体积参数等对沥青混合料的高温稳定性有重要影响。
- Two blends of fiber(Kevlar and polypropylene) called FORTA(superscript ?) AR were used to improve high temperature properties of asphalt mixture. 为了改善沥青混凝土的高温性能,在其中添加了由芳纶和聚丙烯两种纤维混合而成的福塔(FORTA(上标?)AR)纤维。
- The addition of diatomite can improve the physical-mechanical performance of asphalt mixture and enhance the quality of pavement engineering. 将硅藻精土掺配在沥青混合料中,可以改善沥青混合料的物理力学性能,提高路面工程的质量。
- The function of the cement in the asphalt mixture 水泥在沥青混合料中的作用
- The objective of this study is to investigate the influence of clay contaminated aggregate on water stability of asphalt mixture on the basis of a freeze-thaw split test. 通过水稳定性试验;研究细集料泥土含量对沥青混合料水稳定性的影响.
- Verifying test indicates adding fiber into asphalt mixture can weaken the effect of specific absorption of aggregate on the optimum proportion of asphalt. 通过验证试验得出:沥青混合料中添加纤维能有效地减小集料吸水率的波动对沥青混合料最佳油石比的影响。
- He covered over the hole in the roof with a piece of asphalt felt. 他用一块沥青油毡盖住了房顶的漏洞。
- UINTAITE Mastic Asphalt is an excellent natural bituminous material, which can improve the performance of asphalt pavement when mixed with conventional asphalt mixture. 北美岩沥青是一种优质的天然沥青材料,与传统的沥青混合料混合使用,可改善沥青路面的使用性能。
- By flexural test and split test , the effect of part or total replacement of mineral powder with cement on and-cracking performance of asphalt mixture is researched. 通过弯曲试验和劈裂试验,分析了水泥替代部分或全部矿粉对沥青混合料抗裂性能的影响。
- Salt plays an important part in the function of the body. 盐在调节身体的机能方面扮演着重要的角色。
- The influences of the heavy load on the asphalt mixture of mountain expressway pavement,the long and steep slope on the rutting resistance of asphalt pavement are analyzed. 认为山区高速公路产生车辙的主要原因是长大纵坡导致了车辆低速行驶,车辆低速行驶对沥青混合料动稳定度的影响超过夏季高温和超载的影响。
