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单词 palaeocurrent
释义

palaeocurrent

英汉-汉英词典
古流;古水流
词组 | 习惯用语
您要查找的是不是:
  • playground n. 操场;运动场;游乐场
  • procurement n. 采购;获得;促成
  • recurrent adj. 经常发生的;周期性的
  • polycarbonate n. 聚碳酸脂
  • parenthetical adj. 插句的, 附加说明的
palaeocurrent [海洋] 古洋流
unimodal palaeocurrent 单峰的水流

网络短语:
palaeocurrent indicator 古水流标志
palaeocurrent analysis 古水流分析
palaeocurrent direction 古流向
bimodal palaeocurrent direction 双向古水流方向
英语例句库
  1. Through the bedding distribution statistical analysis, studies the palaeocurrent during sedimentation.
    通过对层理分布统计分析,研究了沉积时古水流方向。
  2. Palaeocurrent measurements suggest a northward direction,indicating that the Kunlun area was at low elevation.
    中新世的沉积以细颗粒泥岩和砂岩为主,表明物源区较远 ,古流域坡度较小,搬运距离较长。

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英语百科

Paleocurrent

Bidirectional wave ripple, Nomgon, Mongolia
Flute cast, showing paleocurrent to the upper right of pic
Parting lineation, from lower right to upper left; Kayenta Formation, Canyonlands National Park.

A paleocurrent or paleocurrent indicator is a geological feature (typically a sedimentary structure) that helps one determine the direction of flowing water in the geologic past. This is an invaluable tool in the reconstruction of ancient depositional environments.

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更新时间:2025/6/19 18:35:06