玄武巖質的 的英文怎麼說

中文拼音 [xuányánzhíde]
玄武巖質的 英文
basaltic
  • : Ⅰ形容詞1 (黑色) black; dark 2 (深奧) profound; abstruse; recondite 3 (不實在; 靠不住) unrel...
  • : Ⅰ形容詞1 (關于軍事的) military 2 (關于技擊的) connected with the art of attack and defence in...
  • : 名詞1. (巖石) rock 2. (巖峰) cliff; crag
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : 4次方是 The fourth power of 2 is direction
  • 玄武 : 1 (烏龜) tortoise2 (二十八宿中北方七宿的合稱) seven constellations of northern sky3 (道教所...
  1. All indications are that it is everywhere basaltic and relatively constant in composition.

    所有跡象只表明海洋地殼處都是玄武巖質的,組成也比較穩定。
  2. Even at meridiani, basaltic sands lie atop the lake sediments, indicating that the site has been parched for two billion to three billion years

    甚至在子午線地盤,玄武巖質的沙披覆在湖床沉積物上,顯示此地已經乾涸了20 ~ 30億年。
  3. The bulk of the volcano is basaltic, but the slopes are dotted with cones and lava flows consisting of glassy, silica - rich lavas called dacites

    此火山主體是,但是山坡卻點綴著由石英安山(一種玻璃、富含矽)形成錐和熔流。
  4. Whereas the rocks in the ancient heavily cratered terrains were basaltic, the younger rocks of the northern lowlands resembled a more highly evolved type of lava called andesite : they contained more glass, more silica - rich minerals and fewer iron - bearing minerals

    古老、充滿坑洞地區,石屬于,但北方低地較年輕石卻類似一種更高度演化、稱為安山:它們含有較多玻璃、較多富矽礦物、以及較少含鐵礦物。
  5. Secondly, based on the microbeam analytical technique, on the one hand, through investigating the characteristic of major elements in the mantle minerals the author acquired the static information from mantle ; on the other hand, through multi - point analysis of a part of the minerals from mantle, the auther got dynamic information from mantle. finally, generalizating the fruits of this study and predecessors, the autor holds that the constituents of lithospheric mantle possibly includes spinel lherzolites, clinopyroxenites, websterite, dunite, harzburgites, garnet lherzite, phlogopite lherzite, eclogites, clinopyroxene megacrysts ; compared with east china and north china platform, the research field mantle shows the characteristics of higher degree of partial melting processes and more depleted mantle ; the. upper mantle beneath north hetian area is heterogeneous, with a tendency of deficit in a12o3 and lree from kaliyang in west hetian to the river basin of kalakshi river and yulongkashi river ; the subduction of the crust beneath north hetian has ever occurred in geological history and caused the mixing of mantle - crust ; the depth of the origination of basaltic magmas beneath north hetian exceeds 73km ; the thickness of the lithosphere beneath the research area amounts to 204. 9km ; the mantle beneath north hetian has geological condtions for forming diamond deposits

    最後,綜合本區幔源礦物和地幔特徵以及地球物理資料,得出如下結論:本區上地幔組成有尖晶石二輝橄欖、二輝、單斜輝石、純橄欖、方輝橄欖、石榴石二輝橄欖、金雲母二輝橄欖、榴輝;與中國東部以及華北地臺上地幔相比,研究區上地幔具有富集主元素中相容元素和虧損其中不相容元素特徵,局部熔融程度較高;上地幔存在橫向和縱向不均一性,從西部克里陽到喀拉喀什河和玉龍喀什河流域, al和lree富集程度呈下降趨勢,不同來源相同礦物中主元素含量差異較大;地歷史時期這里可能發生過地殼俯沖並產生殼幔混合作用;漿起源深度73km ;從幔源重砂礦物溫壓估算結果,可以推斷出石圈厚度可達204 . 9km ;綜合石圈物組成特徵、石圈熱狀態、地幔溫壓狀態、氧逸度以及幔源石和幔源礦物化學成分,認為研究區具備了金剛石成礦地幔地條件。
  6. There are distributed a great number of cenozoic basalts and mantle derived xenoliths in north china and south china. for understanding the materials constitutes, evolution, mantle metasomatism, and inhomogeneity of the lower crust and upper mantle, there is a must of doing some research on these host basalts and the xenoliths

    華北、華南地區發育大量新生代及幔源包體,對其進行研究,有利於進一步深入了解下地殼和上地幔組成、演化、地幔交代和不均一性以及地球物理反演結果可靠性等。
  7. The conclusion is that the enrichment of pt, pd is controlled by big and deep fractures, that emeishan basalt is one of the sources of pt and pd, and that basic - ultrabasic rock offers the ore - forming elements and the ore forming energy

    指出研究區深大斷裂對鉑族元素富集表現出很好控製作用,峨眉山為鉑族元素礦源層之一,漿為鉑族元素富集提供了成礦物及成礦能量。
  8. In this article, model of geological conception in panzhihua - xichang area is established, and then the authors used gis as the tool to analyze the pge ore - forming geological conditions, including geological structure, emeishan basalt, basic - ultrabasic rock and pge geochemical abnormal

    本文在建立攀西地區鉑族元素礦床地概念模型基礎上,用地理信息系統( gis )分析了該地區鉑族元素成礦地條件,包括地構造、峨眉山、基性一超基性和鉑族元素地球化學異常特徵。
  9. Field investigations found that epigenetic reworking deformation fracture include 3 types, named normal relief fracture, fracture filled mud and epigenetic reworking of disturbed belts. and epigenetic reworking of rock mass structural also includes gradual deformation of the blocks that are made up of different attitudes structural planes besides normal relief. through field geological investigations, the features of rock mass structural planes are generalized, especially development laws of interlayer shearing belts, instrastratal shearing belts, faults and base crack

    在已有研究成果基礎上,總結了壩區相特徵和構造應力場對體結構影響;通過現場調查,總結了3種類型淺表生變形破裂,即正常卸荷型破裂、鬆弛夾泥型破裂和緩傾角錯動帶表生改造;通過野外地調查,總結了層間錯動帶、層內錯動帶、斷層和基體裂隙發育規律。
  10. Basalt have importance meanings on deduce the earth ' s mantle material composition, analysis tectonic environment and the geosphere deep dynamics research

    摘要在反演地幔物成分、分析構造環境和石圈深部動力學研究中具有重要意義。
  11. Major, trace element composition and sr - nd - pb isotopes of the cenozoic basalts from yangyuan ( hebei province ) and datong ( shanxi province ), which are located to west of the daxinanling - taihanshan gravity lineament, as well as mineral chemistry, major and trace element composition and sr - nd isotopes of mantle xenoliths from yangyuan are reported in this thesis

    本文報道了大興安嶺-太行山重力梯度帶以西河北陽原和山西大同新生代元素和sr - nd - pb同位素地球化學及陽原幔源包體礦物化學、元素和sr - nd同位素地球化學,據此對華北克拉通西部上地幔和過程進行了初步討論。
  12. The lower member of typical ophiolite suit is exposed at outsides of the qimanyuter ophiolite melange and in between, there distribute the basalt, deep sea limestone and silicalites. these different litho - members contact to each other with ductile shear zones

    帶內蛇綠套下部單元出露于兩側,和相關深水灰、硅等分佈於中部,各單元間均以韌性剪切帶接觸。
  13. We deduce that it is a relic old crust that was brought upwards during the formation of neo - tethyan ophiolite. the step heating 40ar - ' 9ar spectra show that during 100ma, luobusha ophiolite suffered intensely alternation, which affected distinctly the k - ar system ; during 771ma some basalt formed in the country rock of xiubugabu ophiolite ; during 55ma, the pillow basalt of rikangba ophiolite affected by a strong thermal event ; all the variety of ages illustrates possible impacts of the subduction - collision between india and eurasia. through dissecting mainly the gabbro of luobusa ophiolite and studying the 40ar / 39ar

    ~ ( 40 ) ar ~ ( 39 ) ar階段升溫年齡圖譜顯示, 100ma左右羅布莎體經歷了較強後期蝕變作用,對其k ? ar體系造成明顯影響; 77 1ma休古嘎布體圍中形成火山集塊; 55ma日康巴石枕狀受到較強熱事件影響;這些~ ( 40 ) ar - ~ ( 39 ) ar年齡上變化顯示了印度板塊與歐亞板塊俯沖?碰撞對該區強烈影響。
  14. The alkaline basalts in southern hunan are suggested to have formed by small degrees of decompression melting of the asthenosphere mantle during the initial extension. the transitional ( the chebu gabbro ) and tholeiitic basaltic magmas were generated by relatively larger degrees of partial melting of the mantle

    在裂谷初期,軟流圈地幔小比例部分熔融形成堿性(湘南) ,在裂谷拉張作用比較強、地幔部分熔融比例比較大時形成贛南和湘南過渡型(車步輝長)及拉斑
  15. 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

    深部構造漿作用對長江中下游成礦帶安徽沿江地區成礦系統控製表現為: ( 1 )地幔隆起帶與成礦系統總體地背景演變密切相關; ( 2 )源於地幔隆起帶不同部位(幔脊與幔坡)原始漿,其生成方式和物組成不盡相同,它們分別產生相應不同漿系列和成礦亞帶; ( 3 )不同深度構造漿房組成中心式網格式環帶式「三層結構」 ,是控制區內不同漿系列及有關礦床集中分佈主要因素; ( 4 )源於地幔隆起帶脊部堿性漿,由於與下地殼物發生afc作用強度不同,形成了高鉀鈣堿性漿和橄欖安粗漿,分別與銅、金成礦亞系統和鐵、硫成礦亞系統有關。
  16. Mineral aggregate is the most important factor to influence the moisture susceptibility of asphalt mixture while without additives, the granite is the worst which can ’ t meet the specifications, the basalt is good which can meet the specifications in some cases, the limestone is the best which can meet the specifications all time

    礦物集料對瀝青混合料水穩定性影響最大,無添加劑時,花崗瀝青混合料水穩定性最差,不滿足使用要求;瀝青混合料水穩定性中等,不一定總滿足使用要求;而石灰瀝青混合料水穩定性最好,可以滿足使用要求。
  17. Penghu islands, mainly composed of basalts, enjoy well - developed columnar joints that create many dramatic geological and landscape types of scenery

    摘要澎湖群島主要由構成,島上有各式各樣獨特、地貌景觀。
  18. Cu - ni sulfided mine complex locate in baimazai of jinping county is sub alkali iron - super iron, it ' s zoning is clear and it ' s ni - cu - co melting first and enrichment, its rare earth is rich in right lean light rare earth, but eu in olive rock is serious to be bad, gd - tb is tittles negative abnormity. above - mentioned show that the mineral is cone from mantle, and didn " t mix with crustal substance, and continent tholeiite magma turning into continent tholeiite emplacement after by surging

    金平白馬寨銅鎳硫化礦床雜體分帶明顯、屬亞堿性鐵-超鐵、具ni - cu - co三元素先熔離,后富集規律、稀土配分為右傾斜輕稀土富集型,但橄欖銪虧損顯著, gd - tb微小負異常,顯示成礦物來源地幔,與地殼物無混染和大陸拉斑漿上涌后變為大洋拉斑漿侵位特點。
  19. At last the rhythm of yanshanian volcanic rocks is classified into three series such as alkaline basalt, hkca, calc - alkaline shoshonite. 4. based on the study of rock series, assemblage of igneous rock, characteristic of geochemistry, trace effect of isotope, the yanshanian volcanic rocks of yanshan - liaoning area are mainly calc - alkaline series, which should belong to the products of near continental margin of intracontinental tectonic setting

    3 、在火山活動節律劃分、區域對比基礎上,研究了各級節律火山石學、礦物學、地球化學和同位素地學特徵,將研究區燕山期火山劃分為堿性系列、高鉀鈣堿性系列和鉀系列。
  20. Qimanyuter ophiolite melange crops out 1 - 3 km in width and extends ew - nee about 50 km, parallels to the kunlun mountains. qimanyuter ophiolite melange is composed mainly of serpentinite ( metapyrolite ), peridotite, bedded gabbro, grbbro, diabase sheet and pillow - like and massif basalt as well. associated sedimentary rocks with this ophiolite melange include silicalite, dark gray silicalite and thin - bedded limestone

    該混雜帶所包含主要性單位包括:蛇紋(變輝橄) 、橄欖輝石、層狀輝長、輝長、輝綠席、枕狀、塊狀、杏仁狀,與之共生沉積為紫紅色硅、深灰色硅、薄層灰等。
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