地幔地震 的英文怎麼說
中文拼音 [demàndezhèn]
地幔地震
英文
mantle earthquake-
There is a north - north - east negative anomaly belt of aerial magnetism in the middle - east part of the basin, which could be displayed by the aerial magnetism of commutative field, upwardly continuation, lvt in earthquakes, the experimentation of granite liquation ( demagnetization ), the distribution of neozoic era volcanic rock, earthquake, hot spring and ground feature. the anomaly shows the blocking in east - west direction, and it is also associated with intense activity of deep heat interaction and the development of the crust - mantle mixed layer in the north qiangtang
從區域航磁、向上延拓、地震低速層、花崗巖熔融(退磁)實驗、新生代火山巖的分佈、地震、溫泉、地貌等發現,盆地中東部存在一北北東向航磁負異常帶,既顯示出東西分塊,也與北羌塘深部熱力作用強烈活動、發育「殼幔混合層」有聯系。Finally, some possible physical mechanisms, for example the coulomb stress - triggering mechanism, the dynamic stress - triggering mechanism and the lower crust and upper mantle flow deformation mechanism, which may generate these coseismic and post - seismic anomalies, are discussed
同時,還從庫侖破裂應力觸發、動態應力觸發以及下地殼和上地幔流動變形機制等方面,對這些大震效應作了一些成因機理討論。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。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 story begins around 250 million year ago when the planet s hypothetical landmass pangea split, unleashing massive climatic powers across the globe. moving back into the 20th century, the film then examines the landscapes, wildlife, ecosystems and indigenous cultures of each of the seven locations
這些板塊本來連接在一起,后來分裂及在地幔上漂移,更互相碰撞及擠壓,逐漸形成各大陸海洋山脈和島嶼,也帶來了火山爆發和地震等地殼活動。The story begins around 250 million years ago when the planet s hypotherical landmass pangea split, unleashing massive climatic powers across the globe. moving back into the 20th century, the film then examines the landscapes, wildlife, ecosystems and indigenous cultures of each of the seven locations
這些板塊本來連接在一起,后來分裂及在地幔上漂移,更互相碰撞及擠壓,逐漸形成各大陸海洋山脈和島嶼,也帶來了火山爆發和地震等地殼活動。Directions are obtained by two means : calculation and measure. our investigations are summed as follows : 1 the lpo relations between olivine and orthopyroxene are different from usually situations : 100ol 001opx, 010ol 100opx, 001ol 010opx ; 2 the seismic anisotropy of the ultramafic rocks in damaping is obvious. their characters are consistent with the structures of the rocks and fabrics of minerals, which means seismic anisotropy is mainly controlled by rocks fabrics ; 3 seismic velocities suggest that the composition of upper mantle in damaping region is resemble to the xenoliths, which major component is lherzolite
不同2大麻坪地區幔源包體的波速各向異性顯著,巖石的波速各向異性特徵與其宏觀構造和微觀組構一致,說明巖石組構是造成地震波速各向異性的決定因素3由地震波速推測的大麻坪地區的上地幔成分與包體出露的情況一致,即主體為二輝橄欖巖。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。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。It shows that the resolution of the crust interface ' s shape on this four profiles is very good, nevertheless that of the velocity structure is relatively poor. the crust and upper mantle ' s fine configuration on the hq - 13 profile is obtained by our tomography, which reveals some important structure and dynamic features of this region : the velocity structure of the crust consists of three layers, the upper crust, the middle crust and the lower crust. however it also can be divided into six lateral blocks, each of them " s velocity is always higher or lower than that of its neighboring blocks
本文第五章利用有限差分反演和射線反演的方法獲得了符離集?奉賢地震測深剖面( hq - 13線)精細的地殼上地幔結構剖面,揭示出下揚子地區一些重要的結構和動力學特徵:地殼速度結構在縱向上大致可分上地殼、中地殼和下地殼三部分,橫向上可劃分為6個塊體,各塊體的p波速度沿測線方向呈現高速?低速?高速的組合。Regional seismic wave carries iota of information about structural variations in the crust and the upper mantin
摘要區域地震波攜帶著大量的信息,可以很好地反映地殼和上地幔結構的變化。At that moment the curtain of the temple was torn in two from top to bottom. the earth shook and the rocks split
51忽然殿里的幔子,從上到下裂為兩半。地也震動。磐石也崩裂。分享友人