dune deposit meaning in English
沙丘层
沙丘沉积
Examples
- Accordingly , the dune deposits of the section since 150 ka bp can be divided into 38 alternate evolvement processes of desert and inter - desert periods , which accord with the sedimentary cycles of the section . it is further suggested from now climate in the area that the 38 inter - succession processes of dune deposits and fluvio - lacustrine or palaeosols in past 150 ka actually result from the alternate evolvement of the ancient east asia winter and summer monsoons in the mu us desert during the long geologic times
从这一认识出发，将米浪沟湾剖面150ka以来的砂丘堆积划分为38个旋回的沙漠期与间沙漠期交替演化过程，并认为，该剖面自那时以来发生的38个砂丘沉积与河湖相或古土壤的演替过程，实际上是这一长期地质时代毛乌素沙漠受东亚冬夏古代季风影响交替演化所致。