泥沙沉积 [地质] sediment deposition
- 1996年,中国工程人员截断了河道,强迫河流改道向东北流,使河水携带的泥沙沉积到新的地方。
In 1996, Chinese engineers blocked the main channel and forced the river to veer northeast, delivering sediment to a new location. - 由于泥沙沉积,在河面上形成葛洲坝、西坝两岛,把长江分为大江、二江和三江。
As sediment deposition, formed in the river surface Gezhouba, Xiba the two islands, divided into the Yangtze River, Jiang and the Sanjiang. - 它们被厚厚的泥沙沉积物所覆盖,并由于化学变化、压力和温度的作用过程,在漫长的时间中变成了我们所知道的石油。
They were covered with huge deposits of mud; and by processes of chemistry, pressure and temperature were changed through long ages into what we know as oil.
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