the paper conclusion that chang 2 belonged to braided stream depositional system tract, the provenance was from north east and mainly developed channel, channel bar and flood plain.
分析认为该区长2为辫状河沉积体系,物源来自北东方向,主要发育河道、河道砂坝和河漫滩微相类型。
taiping oilfield lies in the east of north slope of yihezhuang uplift. braided stream reservoirs in lower guantao formation are the main oil-bearing formations in the oilfield.
太平油田位于义和庄凸起北坡东部,主要含油层为馆陶组下段发育的辫状河储层。
the ore-hosting yaojia formation is composed of a set of braided stream medium-fine grained sediments.
姚家组为一套中细粒辫状河流沉积。
the xidagou fan-delta have following three member structure: ①)fan-delta plain, a part of alluvial system, consists mainly of braided stream and sheet-like-flooding sediments;
它具有三带结构,即:①扇三角洲平原,以瓣状河流及席状洪流沉积为主,是沖积扇体系的一部分;
the result shows that, the depositional system of the damoguaihe formation in beier basin composes of meandering river delta, fan delta, braided river delta, braided stream delta and lake.
结果表明,区域发育的沉积体系主要有曲流河三角洲、扇三角洲、辫状河三角洲、网状河三角洲和湖泊。
the reservoir of meandering stream and braided stream are widely distributed in the continental facies basin.
曲流河、辫状河储层在我国的陆相盆地中广泛分布。
the results show that there are fan-delta deposit and braided stream deposit in th is area, they are further divided into 4 sub-facies and 9 micro-facies.
结果表明:研究区内为辫状河和扇三角洲沉积,进一步分为4种亚相,9种微相。
the fault subsidence lacustrine died out in late-jurassic and damp type fan, braided stream and meander river sedimentary sequence was formed.
上侏罗统为断陷消亡期沉积,形成湿型扇—辫状河—曲流河沉积序列。
alluvial fan facies, braided stream delta facies and flooded plain facies are developed in kongdian formation of bamianhe area.