沉陷地區 的英文怎麼說
中文拼音 [chénxiàndeqū]
沉陷地區
英文
subsidence area-
Due to the multi - period tectonic movement and evolution of mechanical mechanism, syndeposition structures occur extensively in jiyang sag, the base of the sag subsided alternatively during the fault depression, which resulted in sinking of top bending and complicated block structure accordingly, reconstructed the syndeposition intensively, and produced the special structural landscape in combination with all levels of faults and sedimentary formations within it
摘要濟陽坳陷由於受到多期構造運動的影響,在前第三系古地形高點背景上廣泛發育同沉積背斜構造,然而由於坳陷在斷陷期基底滾動式沉降,造成撓曲頂部的塌陷,形成復雜的塊斷結構,使本區同沉積構造發生強烈改造,往往與各次級斷層或沉積地層相復合,表現出獨特的構造景觀。Besides, the sedimentary facies of upper ganchaigou and lower ganchaigou formation were also mapped in supersequences which are the main target strata for exploration. the high resolution sequence stratigraphic framework showed the genetic relationship between the distributions of sedimentary facies and their tectonic settings. the near - source sedimentary systems such as subaqueous alluvial fan and lake - floor fan are often deposed in rise - hemicycles in the steep slope background in the north, the coarse lithology of fan - delta prograded from north to south in fall - hemicycles, and the braided stream facies are formed in the rise - hemicycles in gentle slope background in the south, braided stream facies prograded from sorth to north in the fall - hemicycles, but the lacustrine facies and salt lake facies developed in the middle part of the area
詳細的沉積相研究發現,紅獅地區第三系發育有沖積扇、水下沖積扇、河流、三角洲、扇三角洲、湖泊和湖底扇7種主要沉積相類型,並對作為區內主要勘探目的層系的下乾柴溝組和上乾柴溝組進行了以超層序為單位的沉積相平面編圖,以較高的時間解析度揭示了區內沉積相帶的平面展布及其在不同構造背景中的分佈規律,比如在北部的凹陷陡坡背景下,上升半旋迴低水位期通常發育有水下扇、湖底扇等陡岸近源特徵的沉積體系,下降半旋迴高水位期,扇三角洲相粗碎屑巖由北向南進積;在南部的凹陷緩坡背景下,上升半旋迴主要發育辮狀河流相,下降半旋迴辮狀河三角洲相由南向北進積;而中部紅柳泉一獅子溝一帶則為湖泊相沉積和鹽類沉積。Fan delta deposits of sha - 3 and sha - 4 members at oligocene shahejie formation at yong 921 area in the north of dongying depression
東營凹陷北部永921地區漸新世沙三段和沙四段扇三角洲沉積Ground subsidence predictions for highway underlaying multiplayer goaf
高速公路下伏多層采空區地表沉陷的預計評價方法Some conclusions are listed as follows : the plateform cover cap of ordos basin and its circumference areas can be divided into five tectonic sequences. the tectonic evolution of ordos basin can be classified in six stages : the basement formation phase ( from archeozoic to paleoproterozoic ) ; the aulacogen phase ( from mesoproterozoic to neoproterozoic ) ; the north china continental sea phase ( from sinian to early - paleozoic ) ; the north china intracratonic depression phase ( from late - paleozoic to early mesozoic ) ; large ordos inland basin phase and the formation of independent ordos basin ( mid - late mesozoic ) ; fault basin phase around the ordos basin ( cenozoic )
通過研究有以下成果及認識:鄂爾多斯盆地及其周緣地區沉積蓋層可劃分為五大構造層序,盆地的形成和演化分為六大構造階段:太古代至古元古代基底形成階段、中新元古代克拉通內裂陷槽或坳拉槽演化階段、震旦紀?早古生代華北陸表海盆演化階段、晚古生代?早中生代華北克拉通坳陷演化階段、中生代中晚期大鄂爾多斯內陸盆地演化階段及獨立鄂爾多斯盆地的形成、新生代周緣斷陷盆地演化階段。It will be both practical value and theoretical significance to systematically research the causes of formation, sources of salt, and development regulations of the thick beds of salt rocks in puwei sag, and to probe into the relationship about salt and oil and gas accumulations, under the direction of sequence stratigraphy and sedimentology theorys and metheds, conbined with the analyses of the colligation of structures and strata, geophysics, geochemistry, basin analysis, and oil and gas bearing systems theorys and methods, on the basis of the synthesis analyses and dissections of cores, logs and seismic data
以層序地層學與沉積學的基本理論和方法為指導,綜合構造?地層分析、地球物理學、地球化學、盆地分析、含油氣系統的理論和方法,通過鉆、測井資料和地震資料的綜合分析和詳細解剖,對該窪陷鹽巖的成因、鹽源及其發育規律進行系統研究,並分析探討該地區鹽巖與油氣聚集的關系,不僅具有實踐價值,而且具有理論意義。Glutenite sedimentary characteristics analysis taleogene period of es3 4 fan delta in wangzhuang area of dongying depression
東營凹陷王莊地區古近紀沙河街組三段扇三角洲砂礫巖體沉積特徵分析Compared to the basins in east guangxi, the basin of north guangxi is characterized by lower depositional and tectonic subsidence rate during rifting, longer thermal subsidence, later inflexion point from rifting to foreland buckling, as well as later inflexion point separating stable stage from active stage during foreland - buckling
但與桂東大瑤山地區相比,桂北興安地區在裂陷階段的沉積速率和構造沉降速率明顯偏低;熱沉降階段的持續時間偏長;裂陷階段與前陸撓曲階段的分界拐點偏晚;前陸撓曲階段,由構造寧靜期的緩慢沉降向構造活動期的快速沉降轉化的分界拐點也偏晚。The settlement isoline map, based on subsidence prediction in mining area, is difficult to be directly applied to land planning in mining area and mgis analysis due to its different data structure from digital terrain map
摘要基於開采沉陷預計的採煤區下沉等值線圖不便於直觀地反映礦區地形的動態變化,其圖形數據結構與數字地形圖存在差異,難以直接用於規劃設計和礦區gis分析。The results show that distinct " bench " distribution rule takes on for the subsidence and distortion of bench - shape slope surface ; the movement range of bench - shape slope surface is smaller but its distortion is larger than those of flat surface and concentrated distortion occurs at every bench plan ; the surface horizontal distortion of bench - shape slope is still pressed in gob centre and tensioned in both sides of gob ; space - time effect should be taken into account for the stability of bench - shape slope influenced by underground mining
結果表明:露天煤礦臺階狀邊坡體的采動沉陷規律表現出很明顯的「臺階」分佈特點;臺階狀邊坡地表的移動范圍比平地地表要小,但變形卻更劇烈,且在各臺階平面處形成變形集中;臺階狀邊坡地表的水平變形仍然呈現出采空區中間受壓,兩端受拉的特點;臺階狀邊坡在地下開采擾動下的穩定性應考慮采空區的時空效應。Groundwater level prediction is also a very important field in groundwater environment prediction. land subsidence, encroachment of sea water and deterioration of water quality and so on by artificial development have relation to sustained drop of groundwater level. after groundwater level change mechanism was analyzed, the establishment method of groundwater level prediction regression analysis model was explored. and the groundwater level development trend of some planning region with the model was predicted according to its change characters of groundwater level, wath ' s more, the prediction results was analyzed
地下水位的預測也是地下水環境預測的重要內容,地下水在開采過程中所產生的地面沉陷、海水入侵、水質惡化等現象均與地下水位持續下降有關,本文在對地下水位變化機理分析的基礎上,探討了地下水水位預測回歸分析模型的建立方法,並針對某規劃區地下水位變化的特點,應用該模型對該規劃區地下水位發展趨勢進行了預測,並對預測結果進行了分析。The collapsible loess is often met during the construction of the high - grade highway in the loess area, and the main failure is the uneven subsidence of the roadbed and the culvert, which affects the safe usage of the roadbed and the culvert, etc. directed against this, based on the chankou - lanzhou freeway construction, the paper analyzes the application of the composite ground formed by lime - soil pile under the bridge and designs the project, discusses the rules of the contact pressure, the stress ratio of the pile and the soil, compares the p - s curves of one pile, the composite ground formed by one pile and the composite ground formed by two piles based on the in - situ plate loading test, evaluates the bearing capacity of the composite ground of the project
黃土地區的高等級公路建設中經常遇到濕陷性黃土問題,其病害類型主要是地基土受水浸濕后引起路基、橋臺、涵洞等的不均勻沉降,直接影響路基、構造物等的正常使用。針對此問題,本文依託甘肅讒口至蘭州柳溝河高速公路建設工程,對橋基灰土樁復合地基應用的可行性進行了深入分析,根據具體工程進行了合理的設計與計算,並配合現場靜載荷試驗及壓力盒實測數據,探討了基底應力分佈規律,樁土應力比,變形模量的變化關系,對比分析了單樁、單樁復合和雙樁復合的p ? s關系,對橋基灰土樁復合地基承載力進行了整體評價。The sedimentary formation can be summarized as rift bay filling sequence, epicontinental sea filling sequence, offshore debris lake basin sequence and inner continental lake basin sequence. a framework of sequence stratigraphy for the upper palaeozic strata is established in the area. the helan aulacogen of upper carboniferous in the west margin of ordos can be divided into 12 sequences, and most of the upper palaeozoic strata in the area can be divided into 15 sequences
本文對研究區內上古生界進行了層序地層學探討,將本區沉積建造概括為裂陷海灣充填層序、陸表海充填層序、近岸碎屑湖盆層序和內陸湖盆層序,建立了研究區上古生界層序地層學格架,西緣賀蘭拗拉槽上石炭統劃分為12個層序,本區大部分地區上古生界可劃分出15個層序,並全面地概括了層序演化各階段的具體特徵。During late mesozoic and cenozoic, extensions were widespread in eastern china and adjacent areas. the induced compressions and extensions, uplifting and subsidence as well as large - scale magamatism, increased the pre - existing ne - nne trending faults, uplifts and subsidence belts. this is how ; the giant transform structure led to the formation of xihu depression
在晚中生代與新生代,拉張作用廣泛分佈於中國東部及鄰區,導致了擠壓與拉張、隆起與沉降以及大規模的巖漿作用,於是使早先存在的北東北北東向斷層、隆起帶與沉降帶增強,這也是大的轉換斷層形成西湖凹陷地層的機理。The fractal dimensions of elevation isolines in 6 studying sections from 3 different types of geomorphological zones, including high mountain, low - moderate mountain and catchment basin, are computed by using successive coarsening method. the results show that all the studied isolines are statistical fractals, and the fractal dimensions take on different characters for different geomorphological types and scale ranges
在0 . 1 - 10km標度范圍內,等高線分維值總體表現為最新隆起區(中低山區) >強烈隆起區(高山區)沉積凹陷區(盆地區) ;在5 - 200km標度范圍內則表現出強烈隆起區最新隆起區沉積凹陷區。According to the characteristic of sedimentary stratum and the study of geochemistry in binbei area, source rocks of each layer become thicker from north to south. source rocks of south depressed center heiyupao, south wuyuer sunkeness and other area on the binzhou railway are best development
根據濱北地區地層的沉積特點和地球化學研究,各層源巖表現為從北向南逐漸增厚,其中黑魚泡凹陷中部以南、烏裕兒凹陷南部、臨近濱州線的其它地區源巖發育最好。Cenozoic sequence stratigraphy and characteristics of the sedimentary system in the shubei area, liaohe basin
遼河坳陷曙北地區新生代層序地層及沉積體系發育特徵During my master " degree investigation, i mainly focused on the coarse - grain stratigraphy within mesozoic basins in chengde and pingquan districts, the eastern yanshan, and did systemic provenance analysis and paleo - current direction measurement and studied the relationship among basin evolution, volcanism and tectonism. then i summarized the mesozoic basin development and the coupling characters of basin and mountain. the evolution of basin and mountain in this area can be divided into several stages : the stage of compression uplift and flexural basin during the triassic through the early jurassic, the stage of structural compression - volcanism and foreland basin during the middle and late jurassic and the stage of rift basin in the cretaceous
在野外典型路線調查的基礎上,對燕山地區東段承德、平泉地區的中生代盆地中發育的粗碎屑沉積層,進行了系統的物源分析與古流測定,並在此基礎上重點剖析了盆地的發育、火山活動、構造變動三者之間的關系,總結了本區中生代盆地發育規律及盆山耦合特徵,並將盆山演化劃分為:三疊紀?早侏羅紀的構造擠壓隆升與撓曲盆地發育階段階段,中晚侏羅紀的構造擠壓?火山活動與類前陸盆地發育階段,早白堊世的拉張斷陷盆地發育階段。Correctly evaluating hydrological geology characteristics of mining subsidence area is the key of realizing continuable utilization of mining subsidence land
摘要正確評價採煤沉陷區的水文地質特徵是實現採煤沉陷土地持續利用的關鍵。Sedimentary characteristics of shahejie fm in yongdong area of dongying sag
東營凹陷永東地區沙河街組沉積特徵分析分享友人