通过改善集料级配，适当增加砂率等措施来解决流沙问题能取得良好的效果，可为类似工程提供参考。
It can get good effect through the measures of advancing the aggregate grading and increasing sand ratio and provide reference for similar engineering.
试验结果表明：磷石膏颗粒分布较为集中、级配较差、渗透性能良好且抗剪强度较高。
Testing results show that phosphogypsum material particle size distribution is more concentrated, graded poor, good permeability and high shear strength.
并通过试验得出，含一定量细粒组分且级配良好的粗粒土渗透破坏坡降比级配不良的粗粒土渗透破坏坡降普遍要高的结论。
And it comes to a conclusion that the permeation damage slope of the coarse-grained soil of well graded with a definite proportion of fine granule is higher than that of poorly graded.
研究结果表明，级配改良结构性路基具有良好的保护冻土的功能，是一种简单有效的路基结构形式。
The results show that the improved graded structural embankment can protect the permafrost effectively, and it is a simple structure type to the improved graded structural embankment.
这种天然级配砂砾具有级配良好、粒径易控制、易碾压成型、透水性好等特点。
The river deposit, which is made up of naturally graded sand and gravel, is characterized by its well gradation, easy control of its particle size, easy compaction and good permeability.
通过试验路三年的验证，也说明了骨架密实型二灰稳定碎石比现行规范规定的级配具有良好的路用性质。
The results show that it has a better pavement performance. A test road that operated for 3 years also verified this view.
通过试验路三年的验证，也说明了骨架密实型二灰稳定碎石比现行规范规定的级配具有良好的路用性质。
The results show that it has a better pavement performance. A test road that operated for 3 years also verified this view.
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