• 这样形成地幔一旦形成,就会继续地幔底部引导物质直到排空。

    The "mantle plume" thus formed, once established, continues to channel hot material from the mantle base until the reservoir is emptied.

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  • 人们认为大多数发生板块内部火山爆发地幔造成的,地幔是指地幔深处涌出熔岩体。

    Most volcanoes that occur in the interiors of plates are believed to be produced by mantle plumes, columns of molten rock that rise from deep within the mantle.

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  • 这些地幔显然起源于很深的地方,可能深至地核地幔之间边界而且许多已经活跃时间

    The plumes apparently originate at great depths, perhaps as deep as the boundary between the core and the mantle, and many have been active for a very long time.

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  • 阐明了地幔构造板块构造的关系

    The relation between mantle plume and plate motion is summarized.

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  • 地幔部位置可能位于现今云南丽江县城一带。

    Thus, the axis of the Emeishan mantle plume should be located beneath the Lijiang County Town, Yunnan Province.

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  • 本文从时空演化角度探讨地幔热点的成矿作用。

    This paper discusses the mineralizations related to the Inantle plume and hotspot in view of its evolution and distribution.

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  • 火成岩LIP地幔柱到达地表最好表现形式。

    The LIP (large igneous province) is the best exhibition when the.

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  • 根据这个理论地幔基本上就是极其炙热岩浆形物。

    According to this hypothesis, plumes, uh, basically columns of extremely hot magma.

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  • 简单介绍了地幔特征类型及其富钴结壳成矿作用中的地位。

    Characteristics and types of mantle plumes and their roles in the mineralization of Co-rich crusts are briefly introduced.

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  • 动态地幔柱可以解释有关大陆大片玄武岩海洋火山观测结果

    This model appears to explain a wide range of observations relating to continental flood basalts and oceanic volcanic(or hotspot) chains.

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  • 论述旨在统一板块构造学说地幔柱学说地球动力学理论

    In this paper, the author advocates a new dynamical theory of the Earth, attempting to unify plate tectonics and plume theories.

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  • 地幔理论夏威夷群岛这样异常火山提供了一个非常得体解释

    Now, the Plume Hypothesis provides a pretty elegant explanation for a volcanic anomaly, like the Hawaiian Islands.

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  • 本文利用重力场理论非洲超级地幔柱研究最新进展的结果进行了探讨

    Using the theory of gravity field, this article mainly discussed the newest progress about the African Super Plume.

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  • 板块构造理论当今大地构造学主流地幔构造则是重要补充

    The theory of plate tectonics is the mainstream of tectonic in the present, and mantle plume tectonics is the important supplement for it.

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  • 东南地幔控制矿床岩体时空分布区域成矿分带成矿岩浆源区。

    The mantle plume controlled the distribution of rocks and ore deposits, regional metallogenic zoning and metallogenic magma source in the southeastern Hunan province.

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  • 相反,厚度较小HTLT2玄武岩则可能意味着地幔活动影响减弱

    In contrast, the less abundant HT and LT2 basalts may imply a weakening of the influence of the mantle plume activity.

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  • 东南地幔柱成矿岩浆熔融分异演化浅部就位提供了有利热源构造条件

    The mantle plume provided benefiting heat source and structure conditions for the deep melting of metallogenic magma, differentiation and shallow emplacement.

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  • 地幔构造基于地幔对流模式、主要依据热点火山活动提出新的全球构造理论

    Plume tectonic is a new global tectonic theory that was proposed based on whole mantle convection and hotspot volcanisms.

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  • 地幔理论涉及地幔深部物质垂直运动机制,对了解地球深部动力学机制有重大意义

    The theory is concerned with the vertical movement of deep-seated mantle material thus significant to the deep dynamic mechanism of the earth.

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  • 地幔产生大面积软流圈上涌沿断裂形成岩浆房,导致大规模溢流玄武岩裂隙式喷发

    Mantle plumes induced asthenosphere upwelling and development of magma Chambers along deep-sited faults, and thus resulted in fracture eruption of flood basalts on large scale.

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  • 结果南岭地区金属矿床为壳幔相互作用产物区域地幔存在提供了证据

    The results provide new evidences that the tin deposits are product of the crust-mantle interaction and that the mantle plumes had existed in the Nanling region.

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  • 说明它们地幔部,地幔辉岩(玄武质)组成的源区产生的岩浆形成的。

    The evidences indicate that the magmas are formed by melting of pyrolite and eclogite (ancient basaltic oceanic crust) in the axial zone of mantle plume.

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  • 其他岛屿它们现在地幔越远,形成的时间就越长,它们的火山沉寂熄灭的时间就早。

    And the other islands, well, the farther away from the plume they are now, the older they are, and the longer ago their volcanoes went dormant or extinct.

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  • 深部流体研究地幔(羽)活动岩浆形成、全球动力学过程成矿作用作出贡献

    The study on deep fluids will contribute to the understanding of plume activity, generation of mantle magma, the global geodynamic processes and metallogenesis.

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  • 味着地核像心脏跳动一样周期性加热其上方的地幔产生同步地幔变化影响地壳厚度。

    This would mean that the Earth's core periodically heats up the overlying mantle, generating synchronised plumes that rise to the surface at widely separated spots.

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  • 基性岩墙玄武岩稀土元素微量元素形成环境等均玄武岩典型地幔成因玄武岩具有相似特点

    Rare earth elements (REE), trace elements and forming environment of basic dykes and basalt share similar characteristics with plate basalts and typical basalt formed by mantle column.

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  • 研究表明西南地区峨眉山玄武岩下伏茅口组部分缺失峨眉山地幔柱快速上升及其所形成地壳状隆起造成

    Regional biostratigraphic investigation of the Maokou Formation leads to the proposal that a rapid crustal uplift and doming prior to the eruption of the Emeishan basalts.

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  • 样品同时具备E-MORBOIB特征,说明古特提斯漫长的演化过程中可能存在地幔柱岩浆和正常洋中脊亏损地幔岩浆的相互作用。

    All the eclogite samples with the feature of both E-MORB and OIB indicate a plume-ridge interaction or hotspot-ridge interaction during the evolution process of Paleo-Tethys.

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  • 样品同时具备E-MORBOIB特征,说明古特提斯漫长的演化过程中可能存在地幔柱岩浆和正常洋中脊亏损地幔岩浆的相互作用。

    All the eclogite samples with the feature of both E-MORB and OIB indicate a plume-ridge interaction or hotspot-ridge interaction during the evolution process of Paleo-Tethys.

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