alluvial deposit中文什么意思
冲积层；冲积矿床
冲积砂矿
冲积土层；冲积物
冲积物；冲积层
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例句与用法
- The farmers found the alluvial deposits at the mouth of the river very fertile
农民发现这条河口底下的沉积物很肥沃。 - Tian shan extends east - west in central asia , the tian shan range was formed in later paleozoic , and a few intramontan basins appeared in mesozoic . it uplifetd again in early miocene because of the north - south compression induced by the india - asia collision , so many active structures can be found in tian shan . active tectonics took actions during last ten thousands yeas , and surface traces of fault scarps , detached gullies and folds in alluvial deposit are apparent , so it is easy to distinguish them from other geological phenomema
天山位于亚洲中部，天山造山带形成于晚古生代，到中生代时，在天山内部形成了一些山间盆地，印度板块在始新世向北与欧亚板块碰撞，天山受南北向挤压力的作用再度于早中新世隆起，由于板块碰撞的持续进行，在天山山间及山前发育了许多的活动构造。
英文释义
名词- clay or silt or gravel carried by rushing streams and deposited where the stream slows down
同义词：alluvial sediment, alluvium, alluvion
