地幔柱 的英文怎麼說
中文拼音 [demànzhù]
地幔柱
英文
mantle plume
-
幔 :
名詞(遮擋用的簾子) curtain; screen
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Carboniferous tianshan igneous megaprovince and mantle plume
天山石炭紀大火成巖省與
地幔柱
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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。
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The transitional group of diabases have intervenient sig, feg, tig, indicative of in - between melting degrees and melting depths. the highest nag in thes e rocks tend to suggest that na behaved as a moderately incompatible element during magma generation, thus preclude the possibility for residual jadeite to host na
所有的觀察事實反映徐州
地區晚元古代輝綠巖來源於具有不同深度、不同富集程度的nd同位素虧損
地幔,因此最好的解釋模式就是它們為
地幔柱沖擊作用下巖石圈-軟流圈-
地幔柱相互作用的產物。
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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。
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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。
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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。
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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。
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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。
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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。
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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。
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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。
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There were white cotton curtains and blue hangings tied with cords of fine linen and purple to silver rings and marble pillars, as well as couches of gold and silver upon a pavement of porphyry, white marble, mother - of - pearl, and mosaics
6有白色棉織的
幔子、藍色的掛帳,用細麻繩、紫色繩系在銀環和白玉石
柱上,有金銀的床榻擺在斑巖、白玉石、珠母、黑玉石鋪的石
地上。
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All of the abovementioned facts suggest that the neoproterozoic diabases from the xuzhou area of the north china block were derived from nd isotopically - depleted mantle sources with variable enrichment in fertile components and produced through variable degrees of melting at different p - t conditions
結合新元古代全球rodinia超大陸裂解事件及其巖漿活動與
地幔柱的密切關系,徐州
地區晚元古代輝綠巖墻群為
地幔柱作用在華北陸塊邊緣的記錄。
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The residue formed by partial melting of thickened crust due to anomalous heat supply by mantle superwelling at early cretaceous is possibly easy to detach from the crust because of its high density, leading to the remove of mountain root and large scale uplift of the orogen
早白堊世
地幔超
柱事件熱擾動所引起的加厚
地殼部分熔融后的殘留體可能由於比重較大而拆離進入
地幔,從而發生去山根作用和造山帶的大面積隆起。
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Where were white, green, and blue, hangings, fastened with cords of fine linen and purple to silver rings and pillars of marble : the beds were of gold and silver, upon a pavement of red, and blue, and white, and black, marble
御園中有白色綿織的帷幕、藍色的
幔子,細麻繩、紫色繩懸在銀環里和大理石
柱上;有金銀的床榻擺在紅色、白色、黃色和黑色的大理石所鋪的
地上。
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[ kjv ] where were white, green, and blue, hangings, fastened with cords of fine linen and purple to silver rings and pillars of marble : the beds were of gold and silver, upon a pavement of red, and blue, and white, and black, marble
御園中有白色綿織的帷幕、藍色的
幔子,細麻繩、紫色繩懸在銀環里和大理石
柱上;有金銀的床榻擺在紅色、白色、黃色和黑色的大理石所鋪的
地上。
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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。
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Recently, however, two distinct tectonic models have been postulated to account for the event of the ncc. one suggested that the ca
近年針對華北陸塊1800ma的大
地構造演化及其動力學背景提出了不同看法,其中以
地幔柱模型和大陸碰撞模型最具代表性。
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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。
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This provides the basis for the proposed model for convection in the earth ' s mantle, with the heat sources lying deep within the earth and plumes being the rising columns at the center of toroidal convection cells
位於地球深部的熱源和作為位於環形對流層中心的上升柱體的地慢羽,為所提出的地球的地幔內部的對流模型提供了基礎。