On the shape and migration speed of proto-dune

Hiroshi Momiji; Hiraku Nishimori; Steven R. Bishop

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On the shape and migration speed of proto-dune

机译：原型的形状和迁移速度

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摘要

The shape and migration speed of a proto-dune are mathematically discussed. The migration speed of a low dune is shown to be inversely proportional to its wind-directional length. Proto-dunes, whose wind-directional lengths are about 10 m, are expected to migrate at finite speeds.

机译：对原形的形状和迁移速度进行了数学讨论。低沙丘的迁移速度与风向长度成反比。风向长度约为10 m的原型沙丘有望以有限的速度迁移。

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《Earth Surface Processes and Landforms: The journal of the British Geomorphological Research Group》 |2002年第12期|共4页
作者
Hiroshi Momiji; Hiraku Nishimori; Steven R. Bishop;
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正文语种 eng
中图分类天文学、地球科学;
关键词
aeolian dune; proto-dune; dune profile; dune migration speed;

机译：风沙丘;原沙丘;沙丘剖面;沙丘迁移速度;

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On the shape and migration speed of proto-dune

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