alluvial是什么意思？

alluvial

英[əˈlu:viəl] 美[əˈluviəl]

• adj. （河流、洪水）冲积的，淤积的；
• n. 冲积土，冲积层；

例句

• alluvial gold 沙金
• alluvial deposits 冲积物
• Soil: Altitude 260 meters, southeast orientation . Limestone grounds , argilo - limestones alluvial and cryoclastic. 土质: 海拔260米, 东南方向, 石灰质土地,农业石灰质,湖泊型以及核破裂型.
• Small alluvial fans at mouths of wet weather drainage ways also are commonly intermixed indistinguishably. 潮湿气侯地区河道出口处的小冲积扇,其沉积物的混合通常也难以区别.
• Upward - fining channels may occur in a wide range of environments, from submarine canyon to alluvial fan. 向上变细的水道可以出现在好多种环境中, 从海底峡谷到冲积扇.
• Sedimentary facies include river bed , alluvial flat, neritic , river mouth and limnetic, littoral, weathered continental drift bed and flood deposit facies. 沉积相主要有河床相 、 河漫滩相、浅海相 、 河口湾相、湖沼相 、 滨海相和陆相坡积洪积风化红土等7种类型,它们的分布与古河谷的形成演化和海平面的变化密切相关.
• Mineral products has oil, natural gas, bittern, alluvial gold to wait. 矿产有石油 、 天然气 、 盐卤 、 沙金等.
• The water cuts the alluvial banks of the " lower " river into deep horseshoe curves. 河水把下游那些 冲积 的河岸冲成很深的马蹄形曲线.
• Thus, alluvial channel flows are simultaneously sculptor and sculpture. 这样, 冲积河槽水流既是塑造者,同时又是被塑造者.
• Alluvial soils usually grow the best crops. 淤积土壤通常能长出最好的庄稼。

柯林斯高阶英汉双解学习词典释义

• ADJ
  （土壤）冲积的，淤积的
  Alluvial soils are soils which consist of earth and sand left behind on land which has been flooded or where a river once flowed.

英汉词典释义

• adj.
  (河流、洪水)冲积的,淤积的
  alluvial deposits 冲积物 alluvial gold 沙金

英英词典释义

• Adjective
  1. of or relating to alluvium