地幔層 的英文怎麼說
中文拼音 [demàncéng]
地幔層
英文
mantle reservoir-
A person who dews not deliberately dimples of all his thoughts alike in cumbrous draperies and flimsy disguises may strike out twenty varieties of familiar everyday language, each coming somewhat nearer to the feeling he wants to convey, and at last not hit upon that particular and only one which may be said to be identical with the exact impression in his mind
一個人寫文章,只要他不是立志要把自己的真意用重重錦繡帳幔、層層多餘偽裝完全遮掩起來,他總會從熟悉的日常用語中想出一二十種不同的說法,一個比一個更接近他所要表達的情感,只怕到了最後,他還會拿不定主意要用哪一種說法才能最恰如其分地表達自己的心意哩!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。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。Alkali basite, which came from upper mantle or lower crust, invaded through those structure, which not only bring cu et al mineralizing elements, but also the most important is that thermal energy. it cycled the formation water ( yinmin fonnation and luoxue formation ), and form alkali - rich, middle - high temperature and salinity fluid mixed with alkali - rich magmatic water. there were high rate of percolation and well voidage in the contact zone between yinmin purple stratum and yinmin rubblerocks, which is in favor of the transposition and mineralization of minerogenetic fluids
因此,總結東川稀礦山式銅礦成礦模式為沉積( fe 、 cu ) ?熱液疊加( cu )改造:晉寧-澄江期,小江深大斷裂發生走滑運動,在東川礦區造成右行旋扭及其派生構造,形成「 z 」字形落因破碎帶,同時來自深源(下地殼或上地幔)堿基性巖漿侵入,不僅帶來了大量cu等成礦物質,更重要的是提供了熱源,促使地層水(落雪組白雲巖和因民組紫色層)循環,與富堿( na和k )巖漿水混合,形成富堿中高溫高鹽度流體。These anomalies might be due to the temperature variation of subsurface fluid that caused by transmission of long cycle waves through upper mantle or asthenosphere before the earthquake
水溫異常出現的原因可能是由於地震前的長周期波通過上地幔或軟流層傳播,間接地導致了地下流體溫度發生了微小的變化。The control of the deep - seated structural - magmatic process over the metallogenic system around the middle - lower yangtze river reaches is shown as : ( 1 ) the mantle uplift belt is closely related to the general geological background of the metallogenic system ; ( 2 ) the primitive magma originated from different parts of the mantle uplift belt ( mantle ridge or mantle slope ) shows differences in style of formation and composition and results in different magmatic series and metallogenic subzones, respectively ; ( 3 ) the varying depths of structural - magmatic chambers may form a " three - layered structure " ( central type, network - like and ring - like ) and this is the primary factor that controls the different magmatic series and the concerned cluster of ore deposits ; ( 4 ) the alkaline basaltic magma derived from the mantle ridge forms high - potassium and calcium alkaline magma and shoshonitic magma due to its altering intensity of afc process with the lower crustal material, which has something to do with the copper - gold and iron - sulphur metallogenic subsystems, respectively
深部構造巖漿作用對長江中下游成礦帶安徽沿江地區成礦系統的控製表現為: ( 1 )地幔隆起帶與成礦系統的總體地質背景的演變密切相關; ( 2 )源於地幔隆起帶不同部位(幔脊與幔坡)的原始巖漿,其生成方式和物質組成不盡相同,它們分別產生相應的不同巖漿巖系列和成礦亞帶; ( 3 )不同深度的構造巖漿房組成中心式網格式環帶式「三層結構」 ,是控制區內不同巖漿巖系列及有關礦床集中分佈的主要因素; ( 4 )源於地幔隆起帶脊部的堿性玄武巖漿,由於與下地殼物質發生的afc作用強度不同,形成了高鉀鈣堿性巖漿和橄欖安粗巖漿,分別與銅、金成礦亞系統和鐵、硫成礦亞系統有關。The authors hold that the joint actions of numerous factors such as the upper mantle uplifted zone ( the mantle thinned zone of lithosphere ), the upper mantle anomalous area ( relatively low - velocity area ), the uplifted zone of intracrustal high - conductivity layer, the deep fault ( shear zone of lithosphere ), the margin of the crust - upper mantle uneven masses, the basement uplifted area reflected by gravity high, the magmatic belt and tectonic intersection reflected by skipped magnetic field, control the distribution of auriferous skarn deposits and copper ( associated with gold ) skarn deposits
作者認為,上地幔隆起帶(巖石圈地幔減薄帶) 、上地幔異常區(相對低速區) 、殼內高導層隆起帶、深斷裂(巖石圈剪切帶) 、地殼上地幔不均勻性塊體的邊緣、重力高反映的基底隆起區、跳躍磁場反映的巖漿巖帶和構造交匯處等諸多因素的共同作用控制著含金夕卡巖礦床和銅伴生金夕卡巖礦床的分佈。The surface loading of the mountains and the associated root of thickened crust produce horizontal deviatoric tension in the strong upper crust. in contrast, the deep, dense lithospheric root and its associated downflexing of the surface produce horizontal compressive deviatoric stress in the strong near - surface layer. the actual state of stress in the strong layer of the upper crust is the combined effect of these two opposite stress systems together with bending and other local and regional stresses such as due to ridge push
模擬結果表明:由於均衡機制,造山帶下部的低密度山根促使地殼隆升、造山,山根是地殼剛性層中張性構造應力的主要力源;與此相反,冷的高密度巖石圈向軟流圈插入、拆離、下沉,從而形成巖石圈根,它引起擠壓造山和巖石圈地幔物質的重新調整,也是地殼剛性層中擠壓性構造應力的主要力源。This is of very important significance to understand the material property and geodynamic of corresponding area, the surface wave attenuation mechanism and the inversion algorithm of attenuation and s - wave quality factor are discussed systemically in this paper. some important fruits and understanding are resulted from the the crust and upper mantle tomography of china. ( 1 ) calculating of the rayleigh surface wave attenuation factor y
本文首先探討了面波衰減的機理,對面波衰減和s波品質因子q _反演的計算方法進行了系統的研究,並對中國大陸地區地殼上地幔q _三維結構進行層析成像,取得了以下重要成果: ( 1 ) rayleigh面波衰減系數計算。The plumbum isotope of ores conform the mixture model of three components, the plumbum of earth ' s mantle, the plumbum of upper ea rth ' s crust and the plumbum of strata in the aketishikan gold deposit
阿克提什坎金礦床礦石鉛同位素符合三元混合模型,三端元為地幔鉛、上地殼鉛及地層鉛。It was also indicated by the studies on a large number of pb isotope that pb in ores of the deposit chiefly came from volcanic rocks in the strata and later intrusions with derivation of a little pb from the normal deposit stratum
大量pb同位素研究也表明,礦床的礦石鉛源跨越了下地殼、地幔和造山帶演化線,形成混合鉛帶,多集中於地幔和造山帶演化線附近,暗示pb主要來自地層中的火山巖和後期的侵入巖,少量來自正常沉積地層。The plates move slowly and continuously on the atmosphere, a layer of hot, soft rock in the mantle
板塊緩慢連續地在軟流圈上移動,該軟流圈是指地幔中熾熱柔軟層。Xikuangshan type copper ore deposit named those fe - cu deposits hosted in yinmin formation, kunyang group, which located in kunyang rift valley and the edge of southwest yangzi platform. the best example is xikuangshan allotment, luoxue ore area, dongchuan, yunnan. the type deposit spread in south kunyang rift valley, include dongchuan, wuding - luoci, yuanjiang, yimen, huashengping, hongmenchang and so on
稀礦山式銅礦是指賦存在昆陽群因民組地層中的銅鐵礦床,其大地構造背景屬于元古代裂谷帶,大陸裂谷是超大型銅等多金屬礦形成和分佈的有利環境,在裂谷下部常發育異常地幔和巖漿源,裂谷空間上的多層次性使礦床具有明顯垂向分帶特徵,其演化時間的長期性、脈動性和繼承性便於多期成礦作用相互疊加、礦質的高度聚集。Upon reaching the surface, the heated liquid will spread laterally in all directions until it reaches the edges of the container, where it will be deflected downward to the bottom of the liquid layer, eventually to be drawn back towards the heat source
一旦達到地幔的上表面,被加熱的流體將在各個方向上橫向擴展,直至達到儲層的邊緣,在這里流體將向下偏轉到流體層的底部,最後向熱源退卻。Based on the analyzing of the dss ' s basic theory of tomography, an inversion scheme that can be described as the combination of the finite - difference inversion and ray inversion using traveltime, amplitude and gravity data is proposed
在分析深地震測深剖面層析成像基本理論的基礎上提出了利用走時、振幅和重力數據,通過有限差分反演和射線反演方法對地殼上地幔結構進行層析成像的研究思路。There are two series of cu, au deposits, the stratiformed deposits and the intrusive - related ones in the mineralization belt of the middle and lower reaches of the yangtze river area. comparative studies on forming geodynamic backgrounds, geological and geochemical conditions of the ore - forming systems have been undertaken in this paper. the stratiformed deposits were formed in hercynian period by submarine exhalation - sedimentation sedex of hot brine through the synchronous basement faults in a tensional environmental, and the intrusive - related deposits were formed in yenshanian in a tensional or a transitional period to tensional environment during the upper mantle doming by water - rock interaction and complex transport - chemical reaction dynamic processes, the ore - forming fluids were mainly magmatic water from melt - fluid partition and some meteoric water
成礦流體系統形成的地球動力學背景及地質地球化學條件對比研究表明,賦存於石炭系中的層狀銅金礦床是海西期拉張背景下熱鹵水沿同生斷裂經噴流作用形成的海底噴流熱水沉積礦床與燕山期中酸性侵入巖有關的銅金礦床是在上地幔隆起張性或向張性過渡背景下形成的,是中酸性巖漿經熔體流體分離作用形成的巖漿熱液與大氣降水混合,經水巖作用等復雜的輸運和化學反應耦合過程的動力學產物。“ but at the same time, a horizontal pulling power inside the lower continetal crust and mantle of the earth counteracts this upward movement, " said bian
邊研究員稱, 「但與此同時,地球下層地殼和地幔里一種水平狀的拉力阻礙著喜馬拉雅山的上升。 」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。The calculated " mass center " of the mantle ' s layers implies that the mass center of the earth is to the northern hemisphere
計算地幔各層的質心位置發現,地球的質心偏於北半球。分享友人