mantle plume 中文意思是什麼
mantle plume
解釋
【地質學；地理學】地幔涌流〈地幔中熔融物質的巨大上升流〉。-
Carboniferous tianshan igneous megaprovince and mantle plume
天山石炭紀大火成巖省與地幔柱 -
By physiognomy feature, it could be divided into three types of thermal structure : positive dome model, negative collapse model and border dome core collapse model. based on the depth degree or magma - thermal influenced, it could be divided into five types of thermal structure : ( ancient ) geothermal anomaly focus region model, superficial volcano eruption hydro - thermalism and hypabyssal intrusive model, thermal anticline ( thermal dome ) model, mid - deep intrusive model, deep mantle ( crust ) thermal plume model ; and put forward a perfect model of the thermal structure. there are many interaction system could be induced into a systematic thermal interaction, include : ocean - continent system, basin - mountain interaction, superficial and mid - deep crust - mantle interaction, crust - mantle commingle interaction, vertical thermal interaction ( delamination ) etc.
依據地貌形態分為三類：正向穹窿型、負向塌陷型、邊隆核陷型：依據巖漿-熱力作用影響的深淺程度或深度分為五類： （古）地熱異常群集區、表淺層火山噴發-熱液活動與淺成侵入型、熱力背斜（熱穹窿） 、中深層侵入型、深部地幔（地殼）熱柱型；提出了熱力構造作用空間分佈的理想模式，將洋陸系統、盆山作用、淺表與中深部殼幔作用、殼幔混合、垂向熱力作用（拆沉）等納入一個整體統一的熱力作用系統中，為盆地動力學研究打開了一個新窗口；研討了熱力構造研究方法。 -
Based on the summarize study of mantle plume and thermal structure, the paper divided the thermal structure into several pieces
在地幔柱和熱力構造研究進展總結的基礎上，對盆地熱力構造進行了分類。 -
Emei - mantle plume ' s activity is very violent in binchuan - chenghai region, and a lot of its axis material is exposed in this region
賓川?程海地區被認為是峨眉地幔熱柱活動的最強烈地區，也是熱柱軸部物質大量出露的地區。 -
Due to the subduction of pacific palte under eurasian in early cretaceous, at about 140 ma, fast collapse ( delamination ) took place and the mantle plume emerged, both resulted in the large - scale crustal extension in ludong
3 、富集地幔源區（ em1 ）的產生是俯沖並熔融的揚子下地殼物質進入華北巖石圈地幔並與之相互交代作用形成的。 -
Based on affirming mantle plume hypothesis, the authors introduce several 2d or 3d simulation experiments about ridge - plume ( hotspot ) interaction and some examples of hotspot - ridge interactions existing in the three oceans
研究洋脊熱點之間的相互作用對于揭示地幔動力學、熱點附近洋殼構造的演變以及與熱點密切相關的洋中脊處的巖漿熱液活動具有重要的意義。 -
Hotspot is a window to understand mantle plume hypothesis and dynamics of mantle plume, and the area where ridge interactions with hotspot is the best place to directly find out relationship between plate tectonics and mantle plume
摘要地表熱點是認識地幔柱假說以及地幔柱動力學的窗口，發生在洋脊與熱點之間的相互作用則是了解地球上兩大動力系統（板塊構造和地幔柱）的直接聯系的最有利地區。 -
It also implied that mother magma formed mafite was a residual melt trace elements distributed pattern is similar to transitional mid - ocean ridge basalt simultaneously, the pattern, which displayed a clear ( k ). rb. ba, th, ( th ) - enriched, also can be explained as an ocean ridge environment overlappe d with mantle plume
其微量元素的分配形式類似於過渡類型的洋中脊玄武巖，同時表現出（ k ） 、 rb 、 ba 、 th 、 （ ta ）的明顯富集，也可解釋為在洋中脊環境上疊加了地幔柱的特徵。 -
The research of large igneous rock province - ermei basalt extrusion - mantle plume shows that songpan - ganzi folded belt is a hopeful target for breakthrough of petroleum exploration, and the key issue is how to make well a coupling and optimization among its faults, structures, traps and reservoirs
根據地震測深、重、磁、電等的探查，發現該褶皺帶深部有一低速高導層，而對大火成巖省峨眉玄武巖噴溢地幔柱的認識深化均表明，四川松潘甘孜褶皺帶是可望獲得油氣勘探突破的靶區，重要的是斷裂構造、圈閉、儲集層的耦合與優化。 -
Applying system theory to study mineralized belt or concentrated area has been a hot topic recently. this paper applied new theory of modern seafloor hydrothermal sedimentary minerlization, sequence stratigraphy, mantle plume or hotspot and metallogenic series to study systematacially characteristic of geology and geochemistry of seafloor hydrothermal sedimentary deposits and hydrothermal sedimentary - rebuilded deposits and gold deposits
論文應用現代海底熱水沉積成礦研究成果、層序地層學、地幔熱柱或熱點理論及礦床成礦系列理論等，對本區熱水沉積型鉛鋅（銀）礦床、熱水沉積-改造型鉛鋅（銀）礦床和金礦床進行了詳細的地質地球化學研究。 -
High - mg volcanic rocks approach the primitive mantle compositions, and their magmatic source is close to the composition of bse, derives from the lower mantle and formed by this type - mantle rocks " fractional melting highly ( > 25 % ). high - mg volcanic magma, formed in the axis of the emei mantle plume, underwent the crystallization differentiation of olivines and some pyroxenes ; some olivines reflect fair cumulus crystallization
高鎂火山巖接近於原始巖漿的組成，巖漿源區與地球平均成分bse的成分特徵相近，起源深度為下地幔，為該地幔巖較高程度的部分熔融（ 25 ）而形成的。高鎂火山巖處于地幔柱的軸部，經歷了橄欖石及一定程度的輝石分異結晶，並且橄欖石顯示出一定的堆晶作用。 -
Due to the west north direction subduction, fast collapse ( delamination ) may take place and the mantle plume emerged in ludong, in addition, owing to the subduction of pacific plate under eurasian, there appeared left - lateral advection and extension for tan - lu faults ( named as yishu fault in shandong ), and together with the collapse of yanshanian orogenic belts, all induced the crustal extension in shandong
由於太平洋板塊對歐亞板塊的俯沖（ nw向） ，魯東地區巖石圈發生了快速拆沉減薄作用，同時魯東地區也可能會出現地幔柱的活動；另外，在太平洋板塊俯沖作用影響下，郯廬斷裂（山東稱沂沭斷裂）帶發生了大型左行走滑剪切和拉張活動。 -
For column zone where vertical quite low resistance anomaly exists in deep basin, zone where specific resistance is less than 40 m in shell, they are related to heat power action in deep place which is resemble to mantle ( crust ) sub plume
對盆地深部存在的垂向極低阻異常柱區和殼內電阻率值40 ? m的區帶與深部熱力作用活動相聯系，類似於地幔（地殼）亞熱柱。 -
It is further pointed out that simulation experiments combined with geology, petrology, geochemistry and geophysics ( especially for high resolution seismic technique ) in studying mantle ( hotspot ) - ridge interaction will play an important role in such reseaches as plume - ridge interactions
在肯定地幔柱假說的基礎上，對洋脊地幔柱（熱點）的模擬實驗以及三大洋中不同擴張脊與熱點相互作用的最新研究作了系統的介紹和評述，指出室內模擬實驗以及地質學、巖石學、地球化學和地球物理學（特別是高解析度的地震技術）的結合研究將是本領域研究的發展趨勢。 -
Beginning with the minerogenetic theory of mantle plume, the basic geological conditions of this type deposit can be summarized through studying typical copper - nickel sulfide deposits which have close bearing on continental flood basalt. in contrast with high - mg volcanic magmatic activity, it can be found that some intrusive rock bodies have ni - minerogenetic geology condiction. xilaping rocks in binchuan - chenghai region has some basic geological condiction and reflects some extent minerogenetic. all these testify this region has very larger potentiality of finding copper - nickel sulfide deposits
通過對研究區內與峨眉山玄武巖活動有關的高鎂火山巖進行研究對比，發現區內與峨眉山玄武巖同期形成某些侵入巖體具有成鎳礦（化）的地質條件。研究區內的昔臘坪巖體除了具有這些基本地質條件外，還顯示不同程度的礦化，說明該地區作為尋找鎳礦的靶區是有很大的潛力。
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