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- It has a two-layer structure, i. e. braid-river delta plain subfacies and braid-river delta front subfacies. 它明显分为两层，即辫状河三角洲平原亚相和辫状河三角洲前缘亚相。
- 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。
- Reservoirs in Eh2 in the east of Nanyang Depression is essentially of delta front subfacies depositional system, reservoir physical property is dominated by fine sandstones and siltstone. 南阳凹陷东部核二段储层基本为三角洲前缘亚相沉积体系,储层岩性以细砂岩和粉砂岩为主。
- There exist many types of genetic sandbodies of Jurassic in hinterland of Junggar basin, in which submerged distributary channel sandbody in delta front subfacies is the major reservoir. 准噶尔盆地腹部侏罗系沉积砂体成因类型多样,其中三角洲前缘亚相中的水下分流河道砂体是主要的储集体。
- Meandering-delta facies can be divided into delta plain subfacies and delta front subfacies,and lacustrine facies can be divided into shore lacustrine subfacies and shallow lacustrine subfacies. 头台地区泉四段属曲流河三角洲和湖泊沉积体系,曲流河三角洲相分为三角洲平原和三角洲前缘2种亚相,湖泊相分为滨湖和浅湖2种亚相。
- Delta front subfacies 三角洲前缘
- fan delta front subfacies 扇三角洲前缘亚相
- 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缘同属河湖过渡相,其对应沉积相标志存在很多相同和不同之处。
- then that of the subaqueous distributary channel sand bodies,diaras and river mouth bars is secondary;that of river mouth sand bars of deltaic front subfacies is the last. 三角洲平原亚相的辫状河道砂体物性最好，水下分流河道砂体、心滩砂体次之，三角洲前缘亚相的河口坝砂体最差。
- They are widely developed in delta front, and they usually overlap vertically and occur in belts regionally. 它们在三角洲前方广泛发育，垂向上相互叠置、平面上成带出现。
- Seismicity can damage the stability of delta front and form liquefied fluxoturbidite and faulted fluxoturbidite. 其中地震作用可以破坏三角洲前缘的稳定性，形成液化滑塌浊积体和断阶滑塌浊积体。
- Underwater distributary channel of the delta front and turbidite fan are the profitable facies of Dongpu depression. 有利相带主要为三角洲前缘水下分流河道和浊积扇。
- During the abandonment period of delta, sediments of delta front were usually rebuilt by tidal action. 在三角洲废弃期，三角洲前缘沉积物常被潮汐作用改造。
- In contrast , the regular and good reserved delta front is disadvantaged to form fluxoturbidite. 相反,形态规则、保存完好的三角洲前缘反而不利于滑塌浊积岩的形成。
- The sedimentary facies is the underwater distributary channel of delta front with good accumulation ability. 针对该地区探井少、地震资料品质较差等特点，开展了储层综合预测技术应用研究。
- The reservoirs in the study area are mainly delta plain distributary channel sand body and delta front underwater distributary channel sand body. 研究区储层主要为三角洲平原分流河道及三角洲前缘水下分流河道砂体；
- The overbank and fluvial channel sub-facies in the fluvial facies were developed.Only delta front sub-facies was developed in the delta facies. 其中,河流相中发育堤泛亚相和河道亚相,在三角洲相中仅发育三角洲前缘亚相,湖泊相中以浅湖亚相为特征。
- Major controlling factors of the lithologic oil reservoirs include the properties and distribution of delta front sandbodies and fluxoturbidite sandbo. 三角洲前缘砂体、滑塌浊积岩砂体的性质和分布,砂体分布范围内有利的构造位置和有利的沉积储集相带成为控制岩性油藏形成的主要因素。
- 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 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缘河口坝砂体为有利储层。
