gravels

英 [ˈgrævəlz]

美 [ˈgrævəlz]

n.  沙砾; 砾石; 石子
gravel的复数

双语例句

• In this study, the Cenozoic gravels in Xiaohonggou section, which is located in the piedmont of Xiang Shan, northeast of Tibetan Plateau, has been chosen to conduct gravel counting.
  本文选取青藏高原东北部香山山前小洪沟剖面，对出露的新生界各层位的砾石进行统计。
• 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 secondary pores and fractures constitute the major storage space and percolation path in muddy gravels in Kulongshan oilfield, Jiuquan Basin.
  酒泉盆地青西油田泥砾岩储层中发育的次生孔隙和裂缝系统构成了油藏主要储集空间和渗流通道。
• 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。
• With the discovery of angiospermous fossil woods in Yangluo, Wuhan in1984, fossil woods and gravels in Yangluo, Wuhan, attracted great attention of scholars all the while.
  随着1984年阳逻被子化石木的发现，武汉阳逻化石木和阳逻砾石层就一直为学者们所关注。
• 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。
• A Dynamic Analysis of the Geological Environment and Micro-structural System of the Quaternary Sedimentary Gravels in the Lushan Area of China
  中国庐山第四纪沉积砾石的显微构造系统及地质环境动力学分析
• Analysis on Methods of Sampling in Sand Gravels Exploration
  砂卵石勘探取样方法分析
• Mixed terrigenous gravels and carbonate intraclast sediment;
  陆源碎屑砾石与碳酸盐颗粒混合沉积；
• 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