常見例句Keywords environmental magnetism;loess paleosol;lake sediment;marine sediment;paleoenvironment;paleoclimate; 環(huán)境磁學;黃土-古土壤;湖泊沉積物;海洋沉積物;古環(huán)境;古氣候;The red paleosols of Xuanzhou,Anhui Province were covered with Xiashu Loess,yellowish brown in color... 第四紀紅色粘土又稱第四紀紅土或紅色風化殼。The distribution patterns of rare earth elements and trace elements indicate the similarity of eolian origin between the red clay and Quaternary loess and paleosols. 稀土元素以及微量元素分佈形式揭示出紅粘土與第四紀黃土 -古土壤風成成因的相似性。Most loess is considered to be an eolian deposit. 大多數(shù)黃土被認爲是一種風成沉積。This paper explain the results and suggests that the upper part of the section is normal loess/paleosol series, while the lower part is redeposited loess and paleosols. 結郃該剖麪的巖石磁學性質(zhì)與該區(qū)域其他剖麪以及洛川剖麪的對比,本文的解釋是該剖麪上部爲正常的黃土古土壤序列,而底部爲再搬運沉積的黃土古土壤。"The ancient, desolate loess plateau. “蒼涼古老的黃土高原。 返回 loess-paleosols