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depleted mantle
[dɪˈpliːtɪd ˈmæntl]

  • 贫化地幔;亏损地幔

网络释义专业释义

  贫化地幔

... depleted boundary 空乏边界 depleted oxygen 消耗的氧 depleted mantle 亏损地幔 ; 贫化地幔 ...

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  亏损地幔

原始地幔与现今的地幔极不相同,它在地核出现之后、地壳与亏损地幔depleted mantle)分离之前形成。最近在加拿大北部与格陵兰岛的玄武岩高原区,科学家们发现了地球原始地幔的踪迹。

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短语

depleted MORB mantle 亏损

depleted d mantle 贫化地幔

depleted mantle source 亏损的地幔源

Nd depleted mantle model age Nd亏损地幔模式年龄

model age to depleted mantle 亏损地幔模式年龄

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  • 亏损地幔 - 引用次数:11

    We chose Ln(Co*Cr*Ni), Nb/Ta, plumbum isotopes composition, neodymium isotope two stage model age of depleted mantle (T2DM) andεNd(t) indexs to express the information and give the introduction of theory in the relevant chapters.2.

    笔者尝试提出用Ln(Co*Ni*Cr)、Nb/Ta、铅同位素、钕同位素二阶段亏损地幔模式年龄(T2DM)及εNd(t)等地球化学指标表达以上信息,并在相应的章节对指标进行了理论介绍。

    参考来源 - 秦岭—大别造山带地壳化学结构、地球化学分区及编图
    贫化地幔
    亏损地幔端元

·2,447,543篇论文数据,部分数据来源于NoteExpress

双语例句

  • Basic volcanic rocks occur in a relatively extensional environment. The magma comes from the depth with a depleted mantle nature.

    其中,性火山岩形成于走滑相对伸展环境岩浆源自深部,具亏损地幔性质

    www.geojournals.cn

  • The zircons we studied were depleted in oxygen 18 relative to the mantle, and such depletion occurs only if the crystals formed from rocks that interacted with rain or snow.

    因为相较于函,我们所研究锆石18含量偏低,这种情形只有可能是晶体的曾经雨水发生交互作用。

    dict.bioon.com

  • Integrated study indicates that the two protolith suites of mantle peridotites represent remnants after polyphase melting of differently depleted mantle in different tectonic environments.

    综合研究表明地幔岩原岩组合代表了不同亏损程度和不同构造环境下多期熔融地幔残余

    dict.cnki.net

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