俯沖極性 的英文怎麼說

中文拼音 [chōngxìng]
俯沖極性 英文
polarity of subduction
  • : Ⅰ動詞(低下) bend down; bow Ⅱ副詞[敬] (舊時公文書信中用來稱對方的動作) deign to; condescend to
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  1. The mantle source for the mesozoic mafic volcanic rocks in yanshan area exhibit transition character in space and time : the mantle source components vary from subduction - related metasomatic components and emi components through dominant emi components and slight subduction - related metasomatic components to emi components ; spatially, mantle source of the volcanic rocks show a regular variation trend from an enriched lithospheric mantle with emi - like signatures in the western shandong province through emi and / or subduction - related metasomatic components in yanshan area to subduction - related metasomatic lithospheric mantle in the hinggan - mongolian orogen

    燕山地區中酸火山巖則來源於地殼,與玄武質巖漿底侵作用關系密切。 3燕山地區火山巖源區組分在時空上具有一定的演化規律:在時間上,從早期交代地幔及emi的參與,經中期以emi佔主導及少量交代組分的階段,演變到晚期以emi為主,可能有少量軟流圈貢獻的組分,再到晚白堊世以軟流圈為主。
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