gravels

英 [ˈgrævəlz]

美 [ˈgrævəlz]

n.  沙砾; 砾石; 石子
gravel的复数

双语例句

• 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。
• Radiolarian fossils from chert gravels of Triassic conglomerate in NW margin of the Tarim Basin and their geological significance
  塔里木盆地西北缘三叠系硅岩砾石中的放射虫化石及其地质意义
• Suddenly imagining it paved with shiny white gravels, it becomes a place for contemplation, a memory for all the ephemeral moments in life.
  忽然想给它铺上白色闪光的细石子，变成一个冥想的地方，纪念一下生命中转瞬即逝的一些事。
• With collision of each object ( pipes, floor and tiles); gravels placed perfect on floor and some on pipes even.
  随着每个对象的碰撞（管道，地板和瓷砖），砾石非常完美的分布在地面和管道中。
• 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。
• 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。
• 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；
• 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
• Having consulted literature and done laboratory testings, the author makes an approach on the gravel dimensions, thickness of filled gravels, the selection of structural type of filter pipes and the design of seam width etc.
  笔者在参阅文献及室内试验的基础上，就填砾规格、填砾厚度及滤水管结构型式的选择和缝隙宽度（t）的设计等问题进行了分析和探讨。
• Geochemical characteristics and implication of the eclogite gravels from Mesozoic strata in the north margin of the Dabie Orogenic Belt;
  在苏鲁超高压变质带荣成蓝晶石榴辉岩中，发现一具有特殊结构和地球化学特征的石榴辉石岩。