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- The sand bodies located in distributary channel of lake facies delta plain and river mouth of delta front are favorable reservoir beds. 湖相三角洲平原分流河道和三角洲前緣河口壩砂體為有利儲層。
- Lakeshore and fan delta plain of the thirdstage are the main enviroments of coal accumulating. 湖泊緩慢淤淺階段的湖濱和扇三角洲平原是聚煤的主要環境。
- The third, forth and fifth formations is shadow lake-deltaic depositional system, mainly develop shadow lake delta facies. 三、四、五油組為淺水湖泊-三角洲沉積體系,主要發育淺水湖泊型三角洲相。
- It has a two-layer structure, i. e. braid-river delta plain subfacies and braid-river delta front subfacies. 它明顯分為兩層,即辮狀河三角洲平原亞相和辮狀河三角洲前緣亞相。
- The research area is mainly located in a delta plain environment including distributary braided channels, natural levees, flood basins, flatland morasses and distributary beaches. 在相分析的基礎上,進一步研究了區內沉積微相的平面展布特徵及其演化規律,認為區內山1期為近海湖泊辮狀河三角洲,到山2期以後演化為內陸湖泊三角洲。
- The Dongying Formation in Laoyemiao region consists of fan delta,lake delta,neritic subaqueous fan and subaqueous gravity flow and lake depositional systems. 老爺廟地區東營組主要發育有扇三角洲、湖泊三角洲、近岸水下扇、水下重力流和湖泊等沉積體系。
- The reservoirs in the study area are mainly delta plain distributary channel sand body and delta front underwater distributary channel sand body. 研究區儲層主要為三角洲平原分流河道及三角洲前緣水下分流河道砂體;
- The reservoirs at Baobei block, the Baolang oil field in the Yanqi Basin are composed of braided distributary channel sandbodies in lower delta plain. 焉耆盆地寶浪油田寶北區塊儲層為下三角洲平原辮狀分流河道砂體。
- The lower clastic member under coal C_3 is interperted as deposits of anastomosed river system on the upper delta plain. 研究表明:C_3煤層形成對的下伏碎屑岩段為一發育在上三角洲平原上的網狀河流體系。
- The reservoir type is delta plain facies distributary channel sandbody,and the lithology is mainly composed of fine arcose with a compact cementation. 儲層為三角洲平原分流河道砂體,岩性主要為細粒長石砂岩,膠結緻密。
- In Bengal delta plain subsurface aquifers,these microbial reactions may mobilize arsenic from the solid phase into the aqueous phase,resulting in contaminated underground water. 在孟加拉三角洲的地下含水層中,微生物參與了將砷從固相遷移到水相的關鍵步驟,最終導致了地下水中的砷污染。
- Delta plain and front subfacies belong to river-lake transitional facies,there are lots of similar and different facies marker between the two subfacies. 湖成三角洲平原和前緣同屬河湖過渡相,其對應沉積相標誌存在很多相同和不同之處。
- Large lake deltas,equivallent to marine delta in size,occur within Dongying Formation in Bozhong sag. 渤中凹陷東營組內發育了內陸湖盆中罕見的大型湖泊三角洲,其規模與海相盆地三角洲相當。
- The river discharged into the western part of the deltaic plain. 河水排注到三角洲平原的西部。
- Fuyang reservoir in on hem Songliao basin is a delta plain with well-developed channels of which the banded channel-sand is of strong heterogeneity and anisotropy. 摘要松遼盆地北部扶楊油層屬三角洲平原沉積,河道廣泛發育,條帶狀發育的河道砂體具有很強的非均質性和各向異性。
- These ongoing depositional changes related to differential subsidence have potentially serious ramifications for this low-lying, densely populated delta plain area. 由於大量全新世沉積堆積在崇明島前緣的沉降中心,重力壓實作用導致該中心前部出現「泥火山」,周圍地層變形明顯。
- MATHEMATICAL MODELOF A LAKE DELTA 湖泊三角洲數學模型
- The depositional areas of lagoonal delta plain peat swamp, terrigenous supratidal peat flat and terrigenous supratidal peat swamp were the best place of the coal-accumulating process. 潟湖三角洲平原和陸源碎屑潮上泥炭坪及泥炭沼澤是最佳的聚煤場所。
- The treatment of ANN lithofacies shows that typical delta facies include distal bar,mouth bar,subaqueous distributary channel,interdistributary estuary in delta front,delta plain branch channel and inter branch channel in ascending order. ANN(神經網路 )岩相處理結果表明 ,典型的三角洲沉積岩相序列自下而上依次為三角洲前緣遠砂壩、河口砂壩、水下分流河道、分流間灣、三角洲平原分支河道及分支河道間沉積 ,將其結果與錄井岩性序列對比 ,符合率非常高。