活動弧 的英文怎麼說

中文拼音 [huódòng]
活動弧 英文
active arcs
  • : Ⅰ動詞1 (生存; 有生命) live 2 [書面語](救活) save (the life of a person):活人無算 (of a goo...
  • : 名詞1. [數學] (圓周的任意一段) arc2. (古代指弓) bow
  • 活動 : 1 (運動) move about; exercise 2 (動搖) shaky; unsteady 3 (不固定) movable; mobile; flexible...
  1. Geotectonically, the youjiang sedimentary basin was referred as youjiang yindosinian folded belt. triassic turbidites accumulated in the basin were derived from surrounding ancient lands including yuebei, jiangnan, and yunkai. tectonic setting of the sedimentary basin was in between an active continental margin and a continental island arc

    賦礦濁積巖系的主要物源區為盆地周圍的「越北古陸」 、 「江南古陸」和東邊地區包括欽防海西褶皺帶在內的「雲開古陸」 ,沉積構造背景介於大陸島大陸邊緣之間的過渡構造環境。
  2. And apatite. by these analyses and comparison with general granite both in china and the world and with the granite in other au or cu belt in china, the characteristics of the granite in this area are concluded as follows. it belongs to magnetite - i or syntectic granite and has crust - mantle mixed characteristics ; it was formed mainly by crystallization differentiation of melting magma and multiphase varied intrusion ; the degree of differentiation evolvement is not high ; the granite and its enclaves p. re congenetic ; the range of temperature is about 500 - 700, the range of pressure is about 2. 50 gpa - 4. 35 gpa, and the range of oxygen fugacity ( lg fo2 ) is - 15. 53 - - 14. 00 ; most granite bodies formed before the collision of plates, and few formed after the collision of plates

    通過對測試數據的分析與綜合研究,並同中國和世界一般花崗巖類以及中國主要金、銅成礦巖體的花崗巖類進行對比,得出本區花崗巖類巖石具有以下特徵:屬磁鐵礦-型或同熔型花崗巖,其巖漿物質具殼幔混源特徵:主要由熔融態巖漿經結晶分異作用,通過多期變速上侵而形成;其分異演化程度較低;寄主巖基和包體具有同源性;巖石的形成溫度范圍約為500 - 700 ,壓力大約為2 . 50gpa - 4 . 35gpa ,氧逸度值1gfo _ 2為- 15 . 53 ? 14 . 00 ;該巖帶主要形成於板塊碰撞前消減的板塊邊緣期,為燕山至喜馬拉雅早期的大陸邊緣火山環境的產物。
  3. The results indicate : ( 1 ) the distribution of magmatic rocks shows the feature that in the middle and western part of the study area basic igneous rocks dominate, and in the middle - eastern part intermediate rocks are predominant, while in the southeastern part acid ones are developed. ( 2 ) in the area west to the shiwandashan basin, intermediate magmatites were controlled by deep ne - striking and nw - striking faults, especially at the conjunction site of these two group faults, magmatic activity was strong ; and its tectonic background can be attributed to extensional continental rift

    其中,在十萬大山盆地以西地區的偏基性巖漿受北東和北西向深斷裂控制明顯,尤其以此兩組斷裂交匯處的巖漿強烈,盆地構造背景屬大陸伸展裂谷環境;在十萬大山盆地以東地區為偏酸性巖漿,主要受東吳運形成的欽防造山帶的控制,屬大陸邊緣造山帶或島造山帶環境。
  4. This paper studys basement fold, capping fold, arc structure and magma activity in xingguo area, preseats the concept. of spinning - decollement structure in the area, and makes inquisiton of its mechaninsm of formation

    摘要通過興國地區基底褶皺、蓋層褶皺、形構造及巖漿的研究,闡述了該區旋滑構造的特徵,並對其形成機制進行了探討。
  5. 4. triangular diagram of the sandstone clastic compositions and the relationship diagram of major element suggest that the proto basin of the clastic rock of the yanbian group was a forearc basin, which was in an active continental margin

    鹽邊群碎屑巖碎屑骨架顆粒統計分析結果和砂巖常量元素構造環境判斷圖解顯示,它們所處的構造環境為大陸邊緣,初步判定它們的原型盆地為前盆地。
  6. According to the characteristics of strata, tectonization and magmatism within the research area in the southwest margin of north china paleocontinent, and under the ideological guidance of mobilism and systematology, the geotectonic framework of the area could be divided as follows : ( 1 ) the longshoushan mountains continental margin ; ( 2 ) the hexi corridor back - arc basin ; ( 3 ) the northern qilianshan mountains suture zone ; ( 4 ) the central qilianshan mountains dispersion type island arc terrane ; ( 5 ) the southern qilianshan mountains back - arc basin ; ( 6 ) the qaidam massif

    根據本區地層、構造、巖漿作用特點,在「系統論」 、 「論」思想指導下,釐定華北古大陸西南邊緣的構造格局如下:龍首山陸緣帶、河西走廊后盆地、北祁連縫合帶、中祁連離散型島地體、南祁連后盆地、柴達木地塊。
  7. Through the systematic analysis and contrast studies on topographical environment characteristics of these typical regions, it is found that the hydrothermal activity only occurs under the circumstance of the particular topographical environment, though it distributes widely in the tensional tectonic environment, for instance, the mid - ocean ridges, transform faults zones, back - arc spreading basins and the modern marine craters regions

    通過對典型熱液區地形環境特徵的系統分析和對比研究發現盡管現代海底熱液廣泛分佈在大洋中脊、轉換斷層、后擴張盆地等各種不同的張性構造環境及現代海底火山區,但也僅出現在特殊的地形環境條件下。
  8. In the light of tectonic evolution stage and metallogenesis, these metallogenic system ( assemblage ) could be classified as follows : ( 1 ) the pre - divergent metallogenic system in the southwest margin of north china paleocontinent in the archean - meso proterozoic : dongdashan iron, jinchuan nickel - copper. ( 2 ) the divergent metallogenic system in the northern margin of the qaidam paleoplate in the middle - late proterozoic : huashugou - liugouxia iron. ( 3 ) the metallogenic system in the active margin in the early paleozoic : the metallogenic assemblage in the island arc - rift in the early stage ( baiyinchang - qingshuigou copper - polymetallic ) ; the metallogenic assemblage in island arc in the middle - late stage ( honggou - jiaolongzhang copper - polymetallic ) ; the back - arc extensional basin ( zhuzhuiyaba - jiugequan - shijuli copper ) ; the metallogenic assemblage in connection with subduction and magmatic - hydatogenesis ( taergou - xiaoliugou wolfram ; huashugou - liugouxia copper ; dadonggou - diaodaban lead - zinc ) ; the metallogenic assemblage is related to the oceanic crustal shards ( dadaoerji chromite ; yushigou chromite ). ( 4 ) the metallogenic system has something to do with collision - type orogeny : the metallogenic assemblage in foreland basin ( tianlu copper ) ; the metallogenic assemblage with the intracontinental orogeny and ductile shear ( hanshan - yingzhuishan gold )

    根據構造發展階段和成礦作用特點,確定本區成礦系統及組合如下: ( 1 )華北板塊西南邊緣太古宙中元古代裂解期前成礦系統:東大山鐵成礦組合,金川鎳銅成礦組合; ( 2 )柴達木板塊北緣中、新元古代裂解成礦系統:樺樹溝柳溝峽鐵成礦組合; ( 3 )加里東期大陸邊緣成礦系統:早期島裂谷成礦組合(白銀廠清水溝銅及多金屬成礦組合) ,中、晚期島成礦組合(紅溝蛟龍掌銅及多金屬成礦組合) ,后擴張盆地成礦組合(豬咀啞巴九個泉石居里銅及多金屬成礦組合) ,與俯沖作用有關的巖漿熱液成礦組合(塔爾溝小柳溝鎢成礦組合,樺樹溝柳溝峽銅成礦組合,大東溝吊大坂鉛鋅成礦組合) ,洋殼殘片成礦組合(大道爾吉鉻成礦組合,玉石溝鉻成礦組合) ; ( 4 )碰撞造山成礦系統:前陸盆地成礦組合(天鹿銅成礦組合) ,陸內造山韌性剪切成礦組合(寒山鷹咀山金成礦組合) 。
  9. By improving surface condition of parts and one shot seal - off clean room grade, using ultrasonic vapor phase cleaning process, the inner parts of vacuum interrupter get cleaner. movable particles have been diminished by automatic current ageing, power frequency hi - voltage ageing and dynamic high current ageing. as the dielectric strength of clearance in vacuum interrupter improved, the probability of re - ignition in test drops evidently

    通過提高零件表面加工質量,改善一次封排間的真空衛生條件、制定合理的超聲波氣相清洗工藝提高管內潔凈度,採用自電流老煉、超高壓工頻老煉、大電流態老煉等工藝進一步消除真空滅室內性微粒,可提高真空滅室真空間隙介質強度,使真空開關投切電容器組的重燃率大大降低,並通過實驗驗證真空開關投切電容器組的重燃率在製造工藝改進後由原來的10 . 7 %降低至1 . 3 % 。
  10. Zhifang region of east junggar is situated at the late paleozoic trench - arc - basin system of northeast junggar and south marginal active belt of junggar

    摘要紙房地區位於準噶爾東北晚古生代溝盆系和準噶爾南陸緣帶。
  11. The geochemical examination of the sandstones and mudstones from the xikang group has led us to conclude that the debris are derived mostly from the surficial rocks and their overlying deposits on the xikang - yunnan ancient land, and tectonic settings display the transition from the passive continental margin to active continental margin and finally to archipelago

    通過對西康群砂、泥巖地球化學組成特徵研究,認為其物源來自康滇古陸表殼巖及其上覆的蓋層沉積,大地構造屬性為被大陸邊緣到大陸邊緣再到多島的轉化。
  12. Under the tectonic backgrounds of island arc belt, fore - arc trench belt, back - arc basin, and epicontinental active belt of late paleozoic, it has different volcanic rock characteristics

    在晚古生代島帶、前海溝帶、后盆地或陸緣帶等構造環境下發育有不同的火山巖組合。
  13. General principles for activities of nervous ; synapse and synaptic transmission ; the basic process of classical synaptic transmission ; postsynaptic potential : excitatory postsynaptic potential and inhibitory postsynaptic potential ; the conception of transmitter and receptor : mostly transmitter and receptor system ; reflex and reflex arc ; the characters of central excitatory transmission, central inhibition ; the motor unit of skeleton muscle ; stretch reflex ; the function of autonomic nervous system and their chemistry transmission

    神經元的一般規律;突觸與突觸傳遞;經典突觸傳遞的基本過程;突觸后電位:興奮性突觸后電位,抑制性突觸后電位;遞質和受體的概念:主要的遞質和受體系統;反射與反射;中樞興奮的傳播特徵,中樞抑制;骨骼肌的運單位;牽張反射;自主神經系統的功能及其化學傳遞。
  14. This paper studys basement fold, capping fold, arc structure and magma activity in xingguo area, preseatsthe concept. of spinning - decollernent structure in the area, and makes inquisiton of its mechaninsm of formation

    通過興國地區基底褶皺、蓋層褶皺、形構造及巖漿的研究,闡述了該區旋滑構造的特徵,並對其形成機制進行了探討。
  15. This phenomenon indicates that there is closed relationship between the development of local arc, the flashover of the insulators and the discharge activity initiated at the icicle tips

    這說明,覆冰絕緣子的起始放電和局部電的發展乃至整串的閃絡與發生在冰柱尖端的起始放電有非常密切的關系。
  16. It is very resembly representative island arc volcanic rock in the geochemistry character, so i demonstrate that a petrofabric formed tectonic activity section and island arc environment ; i also demonstrate that parametamorphite in the a petrofabric formed tectonic activity section. b petrofabric is very resembly a petrofabric in many aspects, so i think that b petrofabric also formed island arc environment, but volcanic activity obvious weakened in the b petrofabric stage. c petrofabric formed carbonatite mesa

    在地球化學特徵方面與典型島火山巖非常相似,得出a巖組形成於構造區,形成環境為島環境。 a巖組的副變質巖的原巖碎屑巖是快速堆積的,處于構造區。 b巖組和a巖組對應的巖石在各個方面都非常相似,所以形成環境也為島環境,只是火山在這期間明顯減弱。
  17. The lower paleozoic strata in the south kunlun massif are kulafuhe group of cambbrian - ordovician. they consists of metamorphic detrital rocks, limestone, magnetite - bearing basalt, quartzite ( meta - silicalite ), which suggests that they might form at active continent margin. the geochemical characteristics of volcanic and detrital rocks do indicate that they might form at an active marginal environment such as island arc etc. associated with the qimanyuter ophiolite suit, there are lots of early paleozoic granitic plutons

    在昆南地塊上的早古生代地層為寒武?奧陶系庫拉甫河巖群,由變碎屑巖、灰巖、含磁鐵礦玄武巖、石英巖(變硅質巖)等組成,顯示其比昆北地塊有較大的性,火山巖和碎屑巖的巖石地球化學特徵也反映為島邊緣環境。
  18. Aoa activity on arc

    線表示雙代號網路
  19. Activity on arc

    線表示雙代號網路
  20. In the last, there is the beidahe group tectonic evolution pocess in this paper. the evolution pocess can be divided three stages. they are : 1 ) outspead stage ; 2 ) stabilization stage ; 3 ) collision extrusion stage. afterward beidaheyan group passed through multiple phases of metamorphic - deformational function, now we see beidahe group

    最後論文簡單的闡述了一下北大河巖群的構造演化過程: 1 )洋殼向下俯沖,島伸展階段; 2 )構造減弱,島伸展趨于穩定階段; 3 )碰撞擠壓階段。
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