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- Keywords sequence stratigraphy;submarine distributary channel;braided river delta front;Ordos Basin; 层序地层学;水下分流河道;辫状河三角洲前缘;鄂尔多斯盆地;
- braided river delta front 辫状河三角洲前缘
- Sandbodies of highstand system track include highstand, the slope breaks control forming and distribution of fan-delta, braided river delta and tur. 坡折带控制了高位体系域内扇三角洲、辫状河三角洲及湖底扇砂体的形成与分布,使得高位域砂体形成上倾尖灭和透镜体岩性圈闭。
- As a result, 6 major sedimentary systems are i-dentified, which are flood plain, fan-delta, braided river delta, delta, sublacustrine fan and lake facies. 其结果,识别出6种主要沉积体系类型,即泛滥平原、扇三角洲、辫状河三角洲、三角洲、湖底扇及湖泊相。
- The thickly-bedded conglomerates and conglomeratic sandstones developed in braided river delta are widely distributed, and are favorable oil and gas reservoirs. 从沉积物的岩性特征看,辫状河三角洲砾岩和含砾粗砂岩体具有分布较稳定、展布较广、储集物性较好的特点。
- 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。
- Five sedimentary systems, i.e., braided river delta, fan delta, delta, inshore subaqueous fan and saline lake, were distinguished in Member 2 of Hetaoyuan Formation, the Biyang depression. 核二段沉积时期,泌阳凹陷发育5种沉积体系类型:辫状河三角洲、扇三角洲、曲流河三角洲、近岸水下扇和盐湖沉积体系。
- The interpretation of a typical sub-bottom profile reveals that the diapir of the Yellow River delta resulted from the interior deformation of soft prodelta layers at the delta front. 高分辨率黄河三角洲典型的地震地层和解释地层剖面、浅地层剖面和钻孔资料联合解释表明,海底刺穿的发源层来自于河口沙坝下部的前三角洲相软弱层变形。
- Fan deltas distributed in gently slopes and braided river deltas develop alternately in all stages. 在整个湖泊阶段,缓坡的扇三角洲和辫状河三角洲砂体交替出现。
- Braided river deltas are concentrated in the falling hemi-cycles of base level and turbidite fans in the rising hemi-cycles. 中期基准面旋回下降期辫状三角洲发育,上升期浊积扇发育;
- Meanwhile, the Beipiao formation is composed of fluvial system and lacustrine system and the Jiufotang formation is made up of fluvial system, braided river deltaic system and lacustrine system. 同时,北票组发育河流沉积体系和湖泊沉积体系;九佛堂组发育河流沉积体系、辫状河三角洲沉积体系和湖泊沉积体系。
- Braided river deltas,formed during progradation from braided rivers to lakes,are extensively developed in the Sangonghe Formation of Jurassic in Yanqi basin. 焉耆盆地侏罗系三工河组广泛发育由辫状河进积到湖泊中形成的辫状河三角洲。
- Construction of geologic model for lithologic oil reservoirs in braided river delta with sequence stratigraphy 用层序地层学构建辫状河三角洲岩性油藏地质模型
- Keywords braided river delta;meandering river delta;rifted basin;gentle slope;the north of Biyang depression; 辫状河三角洲;曲流河三角洲;断陷盆地;缓坡带;泌阳凹陷北部;
- The braided nyc delta front subfacies located on the south slop area is developed in the braided rive delta which progrades from south to north. 利用沉积体制方法研究丁沾化凹陷孤南洼陷沙三段中亚段中部沉积体系平面分布规律。
- Sand has silted up the river delta. 泥沙把这条河的三角洲淤塞了。
- Industrial map of the Yangtze River delta II. 长江三角洲产业地图2。
- Part of the Yangtze River Delta. 融入长三角。
- Member 2 in Shanxi formation of Permian system in Yulin gasfield is the mainly gas reservoir,was deposited in a braided river of delta enviroment. 榆林气田主力气层山西组2段为一套辫状河三角洲沉积,储集岩主要为石英砂岩、岩屑石英砂岩。
- Betsiboka River delta, near Majunga, Madagascar. Betsiboka河三角洲,近Majunga ,马达加斯加。