gravels

英 [ˈgrævəlz]

美 [ˈgrævəlz]

n.  沙砾; 砾石; 石子
gravel的复数

双语例句

• This paper introduced the grouting effects of the foundation reinforce on the incompact soil with gravels and the weathered rock.
  在松散的滑坡堆积碎石土和中强风化岩地基上进行加密灌浆，取得了明显的加固效果。
• The gravels in deposits of different glacial epochs and interglacial stages show obviously different rock characteristics, gravel forms, deposit thicknesses and weathering degrees.
  每次冰期及间冰期沉积物中的砾石及其岩性，砾态，沉积厚度，风化程度等都有明显区别。
• Study of critical gradient of piping for various grain sizes in sandy gravels
  砂砾土各级颗粒的管涌临界坡降研究
• New development in construction technology of concrete cut-off wall in deep overburden of sand gravels
  深厚砂砾石覆盖层混凝土防渗墙施工技术的新进展
• Analysis on Methods of Sampling in Sand Gravels Exploration
  砂卵石勘探取样方法分析
• At the edge of mountain or river alluvial, accumulate or sediment many thick or huge thick sand gravels.
  在山区和河流边缘、岸坡、阶地上冲积、堆积或沉积有大片厚层或巨厚层的砂卵石层。
• The strength of rockfill from rounded gravels is higher than that of angular grains of the same properties.
  颗粒本身强度高，受压时强度也高，压缩性也小，圆头颗粒的强度及压缩性都要比棱角的颗粒好。
• The results indicated that the flow velocity for soil containing gravels was larger than the soil without gravels.
  结果表明：含砾石土壤的坡面流速和径流量大于不含砾石的土壤；
• The coarse layers are commonly constituted by fine sand, coarse sand and gravels, which suggests a fast depositing.
  粗粒层一般为细砂、粗砂和砾石层，具快速堆积的特征；
• An experiment on pore blocking mechanism in gravel pack was simulated with different gravels and different sands in diameters.
  用不同粒度中值的砾石和地层砂对砾石层的挡砂机理进行了实验研究。