• 大坝采用天然砂砾为主、掺入小以调整级配方式生产。

    The cushion layer for the dam is constructed with the material prepared mainly with natural sandy gravel and mixed with proper amount of pebble and coarse sand.

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  • 结合工程实例,详细介绍天然砂砾高等级公路工程中路基压实度检测方法

    Combining with project practice, this paper introduces checking method of grit road foundation solidness in super road project.

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  • 天然砂砾山区河道丰富自然资源也是压实后稳定性良好路基填筑材料

    Natural gravel is rich natural resources and also better stable compacting roadbed material in the river courses of mountain areas.

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  • 分析天然砂砾公路路面基层施工中的成功应用闹述种合理利用当地自然资源途径

    Analyze the natural grit's successful application in the construction of the expressway pavement and expound a way that make use of locally natural resources.

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  • 本研究成果西部地区路面结构设计工程施工养护以及天然砂砾应用等方面具有一定参考价值

    Research results have some reference value on the road structural design, road construction, maintenance and natural gravel application of western region.

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  • 根据瑞利波测试方法工作原理,对填料为天然砂砾土基进行了现场测试并对比传统的承载板法,建立两种方法所测土基模量之间的关系,提出一些结论

    According to the principium and test method of RayleighWave, contrast carrying-board in locale(natural gravel) , found the regress equation between two modulus of subgraded and draw a conclusion.

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  • 白俄罗斯其他已被探明的自然资源包括泥炭石油天然、页岩、石灰石泥灰土白垩砂砾黏土

    Other natural resources to be found in Belarus include peat deposits, small quantities of oil and natural gas, granite, dolomitic limestone, marl, chalk, sand, gravel, and clay.

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  • 这种天然砂砾具有级配良好粒径控制、易碾压成型、透水性特点

    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.

    youdao

  • 这种天然砂砾具有级配良好粒径控制、易碾压成型、透水性特点

    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.

    youdao

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