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- There are six depositional systems classfied for the depression: alluvial fan, underwater fan, fan delta, fluvial, shore-shallow lake sand bar and deep-lake depositional system. 查干凹陷发育六大沉积体系:冲积扇体系、河流体系、水下扇体系、扇三角洲体系、滨浅湖砂坝体系、深湖体系。
- Alluvial fan, fluvial, lake, fan delta, braid river delta and meandering river delta facies sediments are widely developed in Jurassic in Turpan-Hami basin. 吐哈盆地侏罗系广泛发有冲积扇、河流、湖泊、扇三角洲、辫状河三角洲及曲流河三角洲相沉积。
- The Jurassi reservoir in Wu-Xia area is dominated by lithic sandstone and feldspathic litharenite under alluvial fan, fan delta and braided river sedimentary environments. 摘要乌夏地区侏罗系储集层主要是冲积尾、扇三角洲及辫状河沉积环境下形成的岩屑砂岩及长石岩屑砂岩。
- The transgressive systems tract of the continental sepquences in the Biyang fault depression as a lacustrine basin is dominated by a retrogradational fan delta. 泌阳断陷湖盆陆相层序水进体系域以退积型扇三角洲为其沉积主体,靠近构造枢纽的陡坡带边缘,冲积扇相域越来越窄,而向盆内则由滨浅湖逐渐过渡为半深湖。
- Seven kinds of clastic sedimentary systems are developed in Es 3 and Es 4 of Gubei subsag, which are dominated by alluvial fan, fan delta and sublacustrine fan. 孤北洼陷沙三、四段主要发育七种碎屑岩沉积体系,以冲积扇、扇三角洲和湖底扇为主。
- Criteria to classify sedimentary facies are determined,and sedimentary systems in Yangxin sabsag are divided into river dominated delta,fan delta and lacustrine sedimentary system. 确定了沉积相带的划分标志,划分出河流三角洲、扇三角洲、湖泊等三种沉积体系。
- Lakeshore and fan delta plain of the thirdstage are the main enviroments of coal accumulating. 湖泊缓慢淤浅阶段的湖滨和扇三角洲平原是聚煤的主要环境。
- SEDIMENTARY CHARACTERISTICS AND HYDROCARBON BEARING SIGNIFICANCE OF FAN DELTA IN TURPAN HAMI BASIN. 吐哈盆地扇三角洲沉积特征及油气意义
- Depositional feature of the fan delta from the fourth member of Shahejie Formation, Eogene in Bonan subsag. 渤南洼陷下第三系沙四段扇三角洲沉积特征
- The shingle beach distributes mainly in the erosion coast and the areas from alluvial fan or fan delta into the lake. 泥坪主要分布于湖水动力弱、无大河流注入的湖湾、湖岸地形平缓以及坝后湖水滞流地带;
- They formed in continental faulting basins and their sedimentary facies mainly include river, delta and fan delta. 其形成环境主要为陆相断陷盆地的河流、三角洲和扇三角洲。
- Abstract Fan delta sediments developed well in the northern area of Turpan Depression. 吐鲁番坳陷北部七克台组发育扇三角洲沉积。
- MSC3hightstand systems tract: mainly deposits progradation fan delta frontal subfacies. MSC3高位域沉积时期:主要发育进积型的扇三角洲前缘亚相沉积。
- The Reservoirs in updip block of Shuanghe oilfield fan delta are deep with low porosity and low permeability. 双河油田扇三角洲上倾部位油藏埋藏较深、低孔低渗,由于井距大,注采不完善等导致开发效果差。
- Alluvial fan and fan delta distribute on the western slope of the depression, and turbidite fan distributes in lake-basin center. 冲积扇、扇三角洲平面上分布在凹陷的西部斜坡带,浊积扇则分布在湖盆中心。
- The conclusion is that the sedimentar y environment of coal measures in Changyang area, Shuangyang basin is mainly fan delta and limnetic deposits. 得出的结论是:双阳盆地长岭区煤系地层沉积环境主要为扇三角洲沉积和湖泊沼泽沉积。
- fluvial dominated delta 河控三角洲
- There exits fan delta sedimentary system in the west and middle of the steep slope, while inshore subaqueous fan in the east. 在陡坡带的中、西部地区发育扇三角洲沉积体系,而在陡坡带东部则发育近岸水下扇沉积体系;
- The Dujiatai oil layers in the Shu 266 fault block are fan delta front facies, locating on the edge of the fan delta front in the areal. 曙266断块杜家台油层为扇三角洲前缘亚相沉积,平面上位于扇三角洲前缘的端部,主要微相为水下分流河道与水下分流间湾。
- The reservoir sandbody of Dujiatai oil formation in the study area can be genetically attributed to anear--sourced and rapidly accumulated fan delta. 究区杜家台油层的储集砂体属近源、快速堆积的扇三角洲成因,主要的储集岩石类型包括细砾岩类、不等粒砂岩类、砂岩类及粉砂岩类。