lacustrine formation 中文意思是什麼

lacustrine formation 解釋
湖泊建造
  • lacustrine : adj. 1. 湖泊的。2. 生活[棲息]在湖上[中]的。3. 【地質學;地理學】湖中形成的。
  • formation : n. 1. 構成,形成;設立;編制。2. 組織,構造;形態;形成物,構造物;【軍事】編隊,隊形;兵團。3. 【地質學;地理學】層;組; 【生物學】社區;(植物)群系。adj. -al
  1. 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。
  2. Shallow oscillating lacustrine sediment of the late guantao formation in gudao oilfield, shandong province

    中國東部中新世風塵沉積的發現及其研究意義
  3. Based on the observation of the outcrops, we studied the details of the sedimental facies in ganchaigou formation, and analysed the variety of sedimental facies, including alluvial - fan facies, braided stream facies, fan - delta facies, lacustrine facies, lacustrine floor fan facies and storm deposit facies

    摘要在野外地質剖面研究的基礎上,對柴達木盆地西部古近新近系乾柴溝組進行了詳細的沉積相研究,分析了乾柴溝組發育的沖積扇、河流、三角洲、扇三角洲、湖泊、湖底扇及風暴沉積等幾種沉積相類型。
  4. The yanchang formation is divided, for the first time, into six third - order sequences, each with an average time duration of about 4. 5 ma. the single sequence is composed of deltaic and lacustrine sandstones, siltstones and mudstones. the subaerial and subaqueous distributary channel and channel - mouth bar sandstone reservoirs are well developed mainly in the lowstand and highland systems tracts

    論文在富縣探區首次應用陸相層序地層學的觀點和方法,把延長組劃分為6個三級層序,平均時限4 . 5ma ,各層序由三角洲與湖泊相砂、泥巖沉積組成,主要在低位體系域和高位體系域發育水下(上)分流河道和河口砂壩砂巖儲層
  5. The sequence represents the lower sub - member of member of shahejie formation, characterized by lowstand system tracts undeveloped, only lacustrine transgressionsystem tracts and highstand system tracts developed

    層序代表的是沙三段下亞段沉積,低位體系域不發育,只發育湖侵體系域和高水位體系域。
  6. Terrestrial sediments consist mainly of fluvial and lacustrine facies have the following characteristics : lacustrine basins have undergone a long continuous and fast subsidence and contain many terrestrial source rock sequences ; sedimentary facies of terrestrial basins are deposited in a ring formation. the best source beds are the continental source beds which contain dark shale

    陸相沉積以河流湖泊相為主,其基本特徵有:長期快速沉降的湖相沉積盆地是陸相生油的發育區;陸相湖盆的沉積相帶大都是環狀分佈,暗色泥巖是最佳生油層。
  7. Linnan sub - depression which is mesozoic and cenozoic faulted lacustrine basin is located in the southwestern part of huimin sag, depression of jiyang. it is dominated by lacustrine - fill sub - depression. based on well logs, three - dimension seismic profiles, cores and other basic data, 10 horizons including 6 turnaround surfaces and 4 maximum flooding surfaces are defined from es3 to the lower part of es2 formation, and 1 long - term and 5 intermediate - term base - level cycles which are named from c5 to c1 could be identified, and then the chronostratigraphic framework of the sub - depression is built

    本文以巖心、鉆井、測井、地震資料為基礎,在下第三系沙三段沙二下的一個長期基準面旋迴(二級層序)內部識別出10個有時間地層對比意義的界面,包括6個基準面下降到上升的轉換面(層序界面) , 4個基準面上升到下降的轉換面(湖泛面) ,劃分出c1 - c5五個中期基準面旋迴,建立了等時地層格架地層格架。
  8. We suggest that the favorable reservoir facies within ganchaigou formation in west qaidam basin are delta front facies, fan - delta front facies, dam - and - beach facies of the littoral and shallow lake, lacustrine floor fan facies and carbonates facies

    強調了三角洲相前緣、扇三角洲相前緣、濱淺湖灘壩、湖底扇以及碳酸鹽巖沉積是西部地區乾柴溝組有利的儲集巖相帶。
  9. The ordos basin is an important terrestrial basin that came into being during mesozoic in our country. the yanchang formation more than one kilometer in thickness is the main oil - bearing beds in the study area. its lithology characteristic indicated that the formation was deposited in fluvial - lacustrine environment

    鄂爾多斯盆地是我國十分重要的中生代內陸盆地,厚逾千米的上三疊統延長組是區內主要的含油巖系,其巖性特徵表現為河流-湖泊相的陸相沉積。
  10. Characteristics of lacustrine high - resolution sequence stratigraphy under arid climate : a case study of yuyang formation late cretaceous in southwest of jianghan basin

    以江漢盆地西南緣晚白堊世漁洋組為例
  11. Dividing the sedimentary facies as a delta - lacustrine facies according to wudaoliang group sedimentary rock facies and its combination, regarding lacustrine facies as principle ; the northern qiangtang suonahu formation sedimentary facies was divided for fluvial facies and the lacustrine facies, regarding lacustrine facies as principle

    根據五道梁群沉積巖相特徵及其組合,將五道梁沉積相劃分為扇三角洲- -湖泊相,以湖泊相為主。羌北盆地嗩吶湖組沉積相劃分為河流相和湖泊相,以湖泊相為主。
  12. Characteristics and significance of lacustrine turbidites in the member 1 of yanchang formation, upper triassic in the southeastern ordos basin

    鄂爾多斯盆地東南部三疊系延長組一段湖相濁積巖特徵及意義
  13. In the present research, therefore, identification of the shape of permeable sands seems very important. in a word, it ' s of great significance in the theory and in practice to find out the location, shape and extending direction of lacustrine delta and characteristics of different microfacies in the upper triassic yanchang formation

    因而,在當前各項研究中,弄清良好的滲透性砂體的形態及其展布就顯得十分重要,即精確確定上三疊統延長組的湖泊三角洲砂體形態、展布方向及其沉積微相特徵,進一步了解砂體的物性特徵,對指導鄂爾多斯盆地中生界油氣的開發具有重要的理論和實踐意義。
  14. The cuoqin basin suonahu formation is lacustrine facies and been divided into fan - delta and shallow lagoon facies

    措勤盆地嗩吶湖組以陸湖泊相為主,劃分為扇三角洲、濱湖相和淺湖相。
  15. 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。
  16. Some marine bivalves were found in the badaowan formation ( early jurassic ) with continental lacustrine sediment, which indicates that junggar basin used to be coneded with sea water in a short time or the sea water emerged the lake

    摘要在陸相河湖沉積的八道灣組(早侏羅世)內,新發現一些海相瓣鰓類化石,表明當時準噶爾盆地在一短期內曾與海水相通,或者海水通過某一水系湧入該河湖區。
  17. Lacustrine carbonate rocks in member 1 of shahejie formation consist of biolithitic and oolitic limestone and minor ancylus fluviatilis limestones

    摘要山東東辛油田古近系沙河街組一段湖相破酸鹽巖過去僅作為蓋層而忽視其油氣地質意義。
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