weathering crust

基本解釋

• [土壤] 風化殼

英漢例句

雙語例句

• During Tertiary period, the secondary enrichment happened to the gold in weathering crust of planation surface.
  在第三紀，夷平面上的風化殼中的金經歷了重要的次生富集作用；
• In this paper, the genetic evidence and evaluative feature of the weathering crust of carbonate rocks are presented, then, the genesis of laterite are discussed.
  本文總結提出了碳酸鹽巖風化殼成因證據(jù)及其演化特點，對風化殼紅土成因進行了討論。
• The low resistant erosion ability of ground substance, especially in granite weathering crust and purple rock and its soil are the inner causes of severe soil erosion.
  抗侵蝕性較弱的地面組成物質，特別是花崗巖和紫色巖風化殼及其土壤，是造成土壤侵蝕特別嚴重的內在原因；

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詞組短語

短語

• ancient weathering -crust bauxite deposit 古風化殼鋁土礦
• weathering -crust-type rare-earth deposit 風化殼型稀土礦床
• weathering crust -leaching REE deposit 風化殼淋積型稀土礦床
• paleo -weathering crust 古風化殼
• Paleo -weathering crust karst 古風化殼巖溶

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專業(yè)釋義

地球科學

• 風化殼

環(huán)境科學技術

• 風化殼

  As for the weathering crust containing full structure of mother rock, the changes of medium conditions is so slow that cannot come into being the alkali barrier at the bottom of profile.4.
  對于發(fā)育完整的碳酸鹽巖紅色風化殼，介質條件的改變是緩慢的，不能在剖面底部形成堿性障，因此，稀土在剖面上部遷出，下部遷入富集，富集層位往往和其它巖類風化殼中國科學院研究生院碩士學位論文一樣在全風化層的底部。