fossil dune 中文意思是什麼

fossil dune 解釋
古沙丘
  • fossil : adj 1 從地下發掘出來的;化石的。2 屬于舊時代的;陳腐的;不合時宜的。n 1 化石。2 〈口語〉舊事物,...
  • dune : n. (海邊被風吹積成的)沙丘。
  1. This paper, based on the grain - size analysis and the comparative result of the mz - o scatter gram of ancient aeolian sands in milanggouwan section with the modern dunes in mu us desert, holds that fossil eolian dunes are a proxy of the dune activation, and be regarded as " desert process ", while the overlying fluvio - lacustrine and palaeosols on the dunes are regarded as inter - desert process

    文中根據粒度分析及古今砂丘的mz ?散點圖比較結果,認為古代風成砂丘特別是古流動砂丘是砂丘活化的體現,視為「沙漠期」 ,而砂丘上覆的河湖相沉積與古土壤發育則可視為「間沙漠期」 。
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