gravel layer meaning in Chinese
砾石层
疏水石
Examples
- Gravelly - sand over an iron - pan and gravel layer
沙砾覆于铁质土层与砂砾层之上。 - Boring technology for pile foundation with deep gravel layer
高速公路深厚卵砾石层桩基成孔技术 - Study on stability of percolation of sandy gravel layer of xiaolangdi dam foundation
小浪底大坝坝基砂砾石层渗透稳定性研究 - Fast drilling technology on deep overburden gravel layer in treatment of coal gob area
采空区治理工程中深覆盖厚卵砾石层钻进施工 - Moreover , this article also discussed how the variation of relative density and average grain diameter influenced the shear stress of sand and gravel layer
另外，顺便探讨了相对密度、平均粒径对砂砾石层剪应力的敏感度。