• According to dissecting depth of the zone of faults, the two zones of faults with upwelling of magma were transcrust (crust-upper mantle zone of faults).

    根据断裂带切割深度,认定两个断裂带均为超壳断裂,且岩浆上涌

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  • But geophysicists had thought that great subduction-zone earthquakes happened only where younger oceanic crust scrapes its way into the mantle.

    但是在此之前,地球物理学者们认为,这种俯冲带地震仅仅年轻的海洋地壳挤入地幔处才可能发生。

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  • A sharp temperature increase across the mid-mantle transition zone inhibits a simple downward-extrapolation from the near surface data.

    中地幔过渡带有一个温度突然增加因此不能根据地表数据向下简单的外推。

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  • The upheaval zone in upper mantle is the primary factor controlling the distribution of gulch-gold mines and lode gold mines.

    地幔隆起控制金矿和岩金矿面式分布主要因素

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  • The uranium deposits (occurrences) are regularly distributed along the mobile fault zone of the periphery of mantle upwelling.

    铀矿床(点)沿地幔隆起周边构造活动规律性分布

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  • The transition zone seems to be slightly thinned which might indicate a higher mantle temperature in this region.

    过渡似乎稍微变薄可能表明这个区域地幔温度较高

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  • The mobile fault zone along the periphery of mantle upwelling is the favourable site for prospecting uranium and polymetallic mineral resources in the future.

    沿地幔隆起周边构造活动带今后寻找多金属矿产有利地段

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  • A zone of the earth's mantle that lies beneath the lithosphere and consists of several hundred kilometers of deformable rock.

    软流地球地幔个区域,在岩石圈之下,包括几百公里可变形岩石

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  • The lowermost mantle layer is above the core mantle boundary (CMB) and composed of D" region and ultra-low velocity zone (ULVZ)."

    地幔底层由具有高地震波速高密度D和超低速(ULVZ)组成

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  • The lithosphere-asthenosphere interaction zone is also a major component of the magma source, which consists predominantly of asthenospheric mantle and in the main contains no crustal component.

    岩石圈-软流圈的作用也是重要岩浆源区源区是以软流圈地为主基本含地壳组分。

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  • It is mainly distributed in the rift valley zone or hot spot district of northeastward Yangming mountain, Xiangtan, which corresponds to the mantle-uplift district.

    主要分布湘潭阳明山北东向断裂坳热点对应隆区。

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  • Th enriched upper mantle exists not only in the continental aere but in the orogenic zone. It may be a chemical reaction occurred in interior of the whole earth.

    富集上地幔不但存在大陆区,而且亦存在于山带地区,可能一种全球性地球内部化学作用。

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  • Paleogeotherm indicates high thermal flow of the upper mantle below the Tan Lu fault zone.

    地温线特征表明,断裂带之下的地幔具有高大地热流值。

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  • The aqueous fluid in subduction zone has played important role for the evolution of crust and mantle and the mass exchange.

    俯冲中的演化物质交换中起重要作用

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  • 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.

    说明它们地幔部,地幔岩辉岩(玄武质)组成的源区产生的岩浆形成的。

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  • The south margin faulted zone of Altun Mountain in Xinjiang is a regional upper mantle deep structure, along which numerous basic ultrabasic complex bodies are distributed.

    阿尔金南缘断裂条深达地幔区域性大断裂,沿断裂分布着众多性-超基性岩体。

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  • The calculated results of temperature and pressure from mineralogical chemistry show that magmatic source should lie in crust-mantle intermediate zone.

    矿物化学所获得温度-压力计算结果表明岩浆来源位于壳幔过渡带。

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  • The upper mantle consists of lherzolite, and it seems that there is a transition zone between spinel and garnet lherzolites.

    地幔镁铁质的二辉橄榄岩组成,晶石二辉橄榄岩石榴石二辉橄榄岩之间过渡层。

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  • The most remarkable feature of the upper mantle is the low-velocity zone. as suggested by its name, this is a region in the upper mantle in which there is a decrease in the speed of seismic wave.

    地幔显著现象就是低速带,就这个表达的那样,上地幔存在这么一个区域,在那里地震波波速会发生减慢

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  • The ore-forming material and fluid was derived from the depth of the Earth especially from upper mantle or crust-mantle mixing zone , due to alkali-rich magma activity during late Yanshanian epoch.

    成矿流体主要矿质均源于地球深部,以上地幔混合为主,与燕山晚期富碱岩浆活动密切相关。

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  • The existence of recycled basaltic oceanic crust in the axial zone of mantle plume may be the key of the formation of giant V-Ti-magnetite deposits.

    岩浆源区再循环玄武存在可能该区超大型钒钛磁铁矿床形成的根本原因。

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  • The resistivity from the middle-lower crust to the upper mantle of lithosphere, near the gravity gradient zone in the Wuling mountain, is very high. It is related to the forming of the gradient zone.

    武陵山重力梯度附近中下地壳至上地幔岩石层很高电阻率,和梯度带形成有关

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  • It indicates that two dynamical mechanisms of mantle diaper and right-lateral strike slip in deep faulted zone lead tectonic dynamics model evolved in Cenozoic stress field of Dongpu depression.

    提出了地幔断裂带右旋走位移两种动力机制联合作用主导东濮凹陷新生代应力场演化构造动力学模式

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  • Tectonic environment of formation of enriched upper mantle is oceanic crust displacement from the oceanic mid-ridge to the orogenic zone.

    山带富集上地幔形成构造环境扩张脊两侧运移并最终拼造山带段时间内。

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  • The researchers discovered the "spin transition zone" by subjecting laboratory samples of lower-mantle material to high temperatures and pressures.

    研究员通过服从低披风材料实验室样品发现了“旋转转折区域高温压力。

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  • Based on the study of deep-seated tectonic blocks, a litho-logic column from upper mantle to crust-mantle transition zone bas be...

    深源构造岩块研究基础上建立了壳幔过渡带至上地幔段的岩性地层上地幔可能存在的地质作用类型进行了探讨。

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  • Based on the study of deep-seated tectonic blocks, a litho-logic column from upper mantle to crust-mantle transition zone bas be...

    深源构造岩块研究基础上建立了壳幔过渡带至上地幔段的岩性地层上地幔可能存在的地质作用类型进行了探讨。

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