地幔流体ree的研究有助于了解地幔区域化学不均一性、地幔的富集与亏损等地幔地球化学特征。
Study on REE in mantle fluids has significance for understanding of regional geochemical difference, mantle enrichment and depletion.
如果这是真的，月球和地球的地幔岩石从地球化学上来看应该是相同的。
If it is true, the mantle rocks of the Moon and the Earth should be the same geochemically.
惰性气体同位素地球化学是研究地幔脱气作用和地球大气形成与演化的有效工具。
Noble gas isotopic geochemistry is a useful tool for studying on mantle degassing and evolution of the Earth's atmosphere.
主要论述深部地幔的组成、地球化学及深部流体研究的进展。
This paper deals with the advance in study of the composition, geochemistry and deep seated fluids of lower mantle.
火山岩的元素地球化学特征反映岩浆来自富集地幔，在源区存在陆壳的混染作用。
The element-geochemical features reflect that the magma comes from enriched mantle and that hybridism of continental crust occurs in the source area.
深源气是指来自地壳深部或上地幔的无机成因天然气或称非生物成因天然气，它具有明显的地质地球化学特征。
Deep source gas refers to inorganic genetic gas or abiogenic gas which comes from deep crust or upper mantle, and has apparent geology and geochemistry characteristics.
以往主要依据地球化学证据推断东南沿海中生代存在地幔富集作用，但缺乏可靠的地质学证据。
The metasomatic enrichments of Mesozoic mantles in the coastal Southeast China were inferred mainly by geochemical deduction, but reliable geologic evidence is lacking.
稀有气体同位素地球化学研究也在一定程度上揭示了牦牛坪轻稀土矿化与地幔过程之间存在着成因关系。
The rare gas isotope geochemical analyses also support that there is a genetic association between the light rare earth element mineralization and mantle processes.
地震学、地球动力学研究倾向于全地幔对流模型；地球化学研究则支持分层地幔对流。
Seismological and geodynamical evidences supported whole mantle convection model, while geochemical ones supported layered convection model.
为了解福建新生代地幔性质和大地构造背景，对柳城玻基辉橄岩进行系统的年代学和元素地球化学研究。
The paper studies the chronology and geochemistry of limburgite at Liucheng, Fujian provience, in order to better understand the Cenozoic mantle nature and the geotectonic setting of Fujian.
为了解福建新生代地幔性质和大地构造背景，对柳城玻基辉橄岩进行系统的年代学和元素地球化学研究。
The paper studies the chronology and geochemistry of limburgite at Liucheng, Fujian provience, in order to better understand the Cenozoic mantle nature and the geotectonic setting of Fujian.
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