In this paper, based on systematic test on different bitumen mixtures ofgradation, the deformation behaviour of asphalt mixtures is analyzed under high temperature.
本文通过对不同级配形式的沥青混合料的系统试验研究，全面分析了沥青混合料高温变形特性。
2
This paper probes into the influence of compaction effort on gradation based on gyration compaction and sieving analysis test.
通过旋转压实试验和筛分试验，探讨压实功对混合料级配的影响。
3
With the model test, this paper researches overbank flood sediment concentration and its gradation change rules from Jahe beach to Gao village river section of lower Yellow River.