旋迴層理 的英文怎麼說
中文拼音 [xuánhuícénglǐ]
旋迴層理
英文
cyclic bedding-
There are 7 sedimentary microfacies that can be recognized, including underwater distributive river course, estuarine bar, submerged natural levee, etc. 2 ) on the basis of high - resolution sequence stratigraphy, distinguished basic level and base - level cycle, chang - 6 formation can be divided into 6 strata and 15 substrata, consequently the isochronous formation structure is set up
自下而上依據高解析度地層學原理,根據識別出的基準旋迴界面以及3種在研究區常見的短期基準旋迴層序基本類型,將長6油層組劃分出6個砂層, 15個小層,建立以小層為單元的長6儲層的等時地層格架。Being or the base of depositional systems, eight pieces of sequence paleogeographic map have been drawned up on condition of long - term cycle sequence as drawing unit, then discussing the distribution of depositional systems on different phases, paleogeographic spread and evolution have been disclosed
在沉積體系研究基礎上,以長期旋迴為編圖單元,編制了8張層序巖相古地理圖,討論不同時期沉積體系的配置關系,揭示了不同時期巖相古地理展布特徵和演化規律。Under the guidance of the principles and the classical way and process of subdividing sedimentary facies into, this thesis has analysed sedimentary facies of penglaizhen formation, especially iii, iv member of penglaizhen formation in middle - term base - level cycle isochronstratigraphy unit frame
在中期基準面旋迴等時地層格架中,以經典的劃相原理、方法和相分析流程對蓬萊鎮組,重點是蓬段、蓬段進行沉積相分析。The further study shows that the sandstones at the bottom of the lower ganchaigou formation, which is a tr lithostratigraphic unit, were deposited in different stages of base level cycle, and they are not chronostratigraphic unit. so, to identify different sequences, especially high order sequences in analysis of terrestrial stratigraphic sequences, the sequence distribution feature must be fully consided. this view has practical significance for recognizing forming, evolution and filling history of qaidam baisn correctly, and has both theorical and practical meaning for directing further oil exploration
研究還表明,傳統巖石地層單位中下乾柴溝組底部的砂巖代表了基準面變化旋迴不同階段沉積的產物,它們屬于不同的成因單位,也非等時地層單位,因此,在進行陸相層序地層分析時,各級層序尤其是高級層序的識別要充分考慮面上的層序展布特點,這一觀點對正確認識柴達木盆地的形成演化和沉積充填歷史,指導今後的勘探具有一定的理論和實際意義。Sequence stratigraphy can contribute directly to the exploration of subtle traps. it is effective to increase the precision of stratigraphic correlation, therefor to enhance the reliability of subtle traps prediction, stratigraphic correlation approaches using in this paper based on principle of stratigraphic base - level cycles developed by t. a. cross, which are well tested in shallow marine and coastal plain strata. utilizing core, drilling, logging, seismic data and other information, the paper focus on recognizing the stratigraphic cycles formed by multi - order base - level cycles, establishing the stratigraphic correlation framework, researching on the distribution of reservoir and the prediction of the prospecting targets of the fourth section of shahejie formation in qi - shu area, liaohe basin
本文以t . a . cross成因地層研究小組提出的以地層基準面旋迴原理為理論基礎進行成因地層分析和儲層預測的高解析度層序地層學為指導,利用鉆井、地震、巖心等多種分析資料,對遼河盆地西斜坡中部齊?曙地區沙四段地層進行了層序地層綜合研究,建立了研究區高解析度等時地層格架,在等時格架內對本區沙四段進行了沉積體系特徵及其展布規律的研究,在綜合分析成藏要素的基礎上對沙四段有利目標區進行了預測。The fluvial, delta, and lacustrine sedimentary system was realized according to the analysis of the fossils, sedimentary structure, sedimentary cycle, rhythmic bedding and other criteria in the yanchang formation. the sedimentary microfacies of the chang - 6 oil - bearing beds was identified through its fine description, and the evolution of palaeogeography was revealed
通過古生物、沉積結構與構造、沉積韻律、沉積厚度與沉積旋迴特徵和測井相分析等,在延長組中識別出河流、三角洲、湖泊沉積體系,以及長6油層組的沉積微相,並對長6油層組各小層的沉積微相進行了精細描述,反演出其古地理的演化歷程。Guided by a series of theories and methods of high - resolution sequence stratigraphy and sedimentology, the characteristics of medium - term, short - term and ultra short - term base - level cycle sequences have been studied in chang 6 member, upper triassic, fuxian exploration area, and the base - level cycle sequence structure types and stacking - patters formulized in detail. the sedimentary characteristics of two types of sedimentary facies, four kinds of sedimentary subfacies and ten species of sedimentary microfacies have been generalized. it has been researched that the distribution and evolution rule of sequence sedimentary facies
本文以高解析度層序地層學和沉積學的理論與方法為指導,研究了富縣探區上三疊統長6段中期、短期和超短期基準面旋迴層序的特徵,詳細闡述了各級次基準面旋迴層序結構及疊加樣式;總結了長6段兩類沉積相、四種亞相以及十種微相的沉積特徵;闡明了長6段層序沉積相的展布與演化規律;在深入論述高解析度層序地層和沉積相與儲層發育關系的基礎上,評價預測了本區長6段的有利儲集相帶。Guided by the basic theory of high - resolution sequence stratigraphy, and based on the core observation, the analysis of chemical composition of rocks, and data of natural potential logging and apparent resistivity logging, authors have set up the high - resolution sequence stratigraphy framework of the ore - hosting yaojia formation, and discussed the relation of the stratigraphic structure of the middle cycle, as well as the paleotopography, the micro - facies to the formation of uranium deposit
在高解析度層序地層學基本理論指導下,筆者通過巖心觀察、巖石化學組分分析、自然電位及視電阻率測井等手段,建立了賦鈾巖系姚家組高解析度層序地層格架,探討了中期旋迴內地層結構、古地形和沉積微相與鈾礦床形成的關系。Based on well logs, three - dimension seismic profiles, cores and other basic data, author recognized the sequence horizons of high - scale by the changes of a / s ratio, and established high - resolution chronostratigraphic framework using multi - term base - level cycles of high - resolution sequence stratigraphy, combining sequence theory with sedimentology. the depositional system characters and distribution were outlined and the prospective areas for stratigraphic traps were defined : jishan and jiangjiadian
本文是以鉆井、地震資料、巖心和各種分析化驗資料為基礎,以多級次基準面旋迴為參照面的高解析度層序地層學理論與研究方法將層序地層分析技術與沉積學原理緊密結合起來,運用a / s比值的變化趨勢可以識別高級次層序界面,建立高解析度層序地層對比格架。The paper has made a comprehensive study to marine carbonate oolitic reservoir in triassic of feixianguan group of intra - platform taphrogenic trough basin in north - east past of sichuan basin. according to the principle of high resolution stratigraphic sequence, combined with original results gained form the area, the author have built up the base level cycles and fades model of different stages based on the surface identification mark of base level cycle using the information of geology, seismic, logging, core and outcrops
1 、依據層序地層學高解析度基準面旋迴原理與識別技術,建立了裂陷槽向上變淺直至露出水面過程中形成的基準面旋迴變化的7種特徵性識別標志,包括泥巖表面乾裂、淡水選擇性溶蝕、白雲化現象、白雲巖、石膏、伽瑪曲線高值、向上變厚、變粗序列、向上變細、變泥、變紅序列、向上值變低序列等。The traditional way of sandstone correlation based on the geometrical similarity of well - logs which emphasizes " based on the cycle and correlating from larger to smaller " has shown its theoretical limits when explaining the correlating and the scale, geometry, continuity, connectivity of sandstones and the law of the reservoir property. it has been an urgent and difficult subject to find new theory and methods to solve the reservoir correlation and property prediction. it ' s a new way to correlate strata and found framework of reservoir through the process - response analysis in the base - level cycles
儲層骨架模型是建立儲層地質模型的前提和關鍵,建立在測井曲線相似性基礎上的傳統「旋迴控制,分級對比」原則在進行高含水期精細對比時表現出地層學理論依據不足,在解釋小層段的砂體對比方面,在解釋不同層位砂體規模、形態、砂體連續性、連通性和儲層物性的變化規律方面缺乏有力的理論支撐。On the direction of sequence stratigraphy theory, writer sets down unit framework in this gas field on the basis of analysis of logging data of 42 wells, seism synthesize and api of 17 wells and 155. 5m core data of 8 wells. four key interface, fifteen three stage sequence interface are been set off in the research strata. the substrata are been divided and contrasted in controlling grade with low circle mode l
在層序地層學理論的指導下,用42口井的測井曲線、 17口井的地震合成記錄以及波阻抗資料和8口井共155 . 5米的巖芯資料,建立了全區地層格架,在研究層段內,共劃分了四個關鍵界面、十五個三級層序界面,在地層格架內分級控制,採用小旋迴對比法對全區各層段小層進行了劃分和對比。The paper did scrupulous discussion and investigation on the interaction between electron beam and standing wave field in the gyroklystron, which is typical in the electron cyclotron maser which action rf system is resonant cavity. the main works of this dissertation are listed as following : first, solving field in absorbing material and field matching method were used to derive the dispersion equation in waveguides and field matching formulas of hybrid modes in an abrupt cavity with absorber. based on the theoretical analysis, numerical simulations of the cavities in gyroklystron were done
主要工作有:一、採用吸收介質分區求解及場匹配的方法推導出含有吸收層的色散方程,單側加入吸收介質及兩側均加入吸收介質兩種突變結構混合模場的匹配方程,在理論分析的基礎上,通過相關的模擬軟體,建立了迴旋速調管介質加載中間腔的計算模型,對迴旋速調管中間腔進行了數值模擬,並給出了主要的計算結果。The impact of deeplying cohesive soil on subsidence in tianjin is presented in this paper. based on the analysis of the consolidation law of deeplying cohesive soil, the pore configuration, and the movement of pore water, the mechanism of the consolidation of hard cohesive soil is discussed. finally, the consolidation parameters, resulting from consolidation cycles, are applied in the calculation of settling volume and the degree of forecast accuracy is satisfactory
闡述了天津市深層粘性土對地面沉降的影響,分析了深層粘性土的固結規律。通過研究孔隙結構和孔隙水運移特徵,探討了堅硬粘性土的固結變形機理。選取由固結旋迴法得到的固結參數對深層粘性土引起的地面沉降量進行了計算,獲得了較好的預測精度。On the basis of above, high - resolution sequence stratigraphy is applied to the predictions of the petroleum elements in the basin, such as the distributions of base - level cycles related to good reservoirs, horizons and areas of potential source rocks anti favorable strata in different areas for petroleum explorations
基於此,作者運用高分辨層序地層學的理論和方法,對該盆地古新近系的油氣地質條件進行了預測,分析了有利儲層形成的基準面旋迴位置,指出了潛在烴源巖的有利分佈層位和區域,提出了不同區域油氣勘探的有利層位。分享友人