水下三角洲沉积区。
长江水下三角洲是一个以径、潮流相互作用为主的沉积体。
The subaqueous Changjiang River delta has its own distinctive depositional processes and products.
这一现象对判别黄河水下三角洲土体破坏机制的研究有重要意义。
This phenomenon is of significance in studying the mechanism of soil failure in the subaqueous Yellow River Delta.
而苏北外海水下三角洲北侧海底深沟的存在决定了这一冷域的位置。
The existence of the deep ditches on the north side of the under water delta off Subei decides the position fixation of this cold water.
长江河口的沉积物分布是和河口地形及水下三角洲的发育密切相关的。
The estuarine sediment distribution is closely related to the estuarine topography and submerged delta.
现代长江口、黄河口水下三角洲地区的海底上发育有大量规模形态各异的不稳定性现象。
There are a great many different scale and shape unstable features developed on the subaqueous delta of the modern Changjiang River and Huanghe River.
长江口北槽口外水域是长江口水下三角洲的组成部分，是长江口深水航道外航道出口段的所在区域。
The water area outside of North Passage is part of the submerged delta in Changjiang estuary, and there is the outlet of the outer navigation channel in North Passage.
口外水下三角洲及杭州湾是长江来沙的主要淤积地，过大通断面的泥沙约有70％左右进入此区域沉积。
Coming sediment mainly deposit in the submerged delta and Hangzhou Bay, and there is about 70% of sediment that go through Datong section into this region.
这种破损本身是密西西比三角洲水下有大量的泥崩造成的结果，在遏制供应量中发挥了比生产设施损坏还要大的作用。
This damage was itself the result of huge underwater mudslides in the Mississippi Delta and played a greater role in curtailing supply than did damage to production facilities.
砂砾岩储层的物性随着沉积环境的不同表现出较大的差异，且以扇三角洲前缘亚相水下分流河道微相最好。
Physical properties of the sandy conglomerate reservoirs differ greatly in different depositional environments, and the best occurs in underwater distributary channel on fan delta front.
确定研究区沙三段主要发育有辫状三角洲、近岸水下扇、滑塌浊积扇等几种沉积相类型；
There are three main types of sedimentary facies: braided-river delta, slip turbidite fan, near-bank submerged alluvial fan.
含油气砂岩段主要以三角洲前缘水下分流河道和水下分流河口砂坝沉积微相为主。
The environment of sandstone containing oil and gas includes underwater distributary's channel and estuary dam in the delta frontier.
准噶尔盆地侏罗系属河流三角洲沉积体系，在盆地腹部发育三角洲前缘水下分流河道及河口坝等多类砂体。
The Jurassic of Junggar basin is a river delta sedimentary system, with subaqueous distributary channel and mouth bar sand body developed in the hinterland of Junggar basin.
结果在凹陷内圈定了与主河口有关的扇三角洲前缘、水下扇等骨架砂体的展布，识别出了构造、岩性及复合等多种可能的有利圈闭。
ResultsSand architecture of fan delta, subaqueous fan associated with main mass sources are outlined, helping to identify potential structural, lithologic and composite traps.
其主要沉积环境是三角洲前缘和三角洲水下河道砂体以及分支河口砂坝。
The main sedimentary environment is delta front and delta underwater channel sand and branched channel mouth bar.
其中曲流河河道，三角洲前缘水下分流河道、分流河口砂坝、远砂坝以及滩坝是主要的砂体成因类型。
The channel of meandering river, the distributary channel of delta front , distributary mouth bar , distal bar and the beach bar are the main sand body types.
结果表明：该区下白垩统主要发育冲积扇、扇三角洲、水下扇、三角洲、河道、湖泊等多种沉积体系及火山岩体。
The result shows that, this area develops several sedimentation systems including alluvial fan, fan delta, subsea apron, delta, channel and lake and volcanic rock body.
该构造储层属三角洲前缘亚相的水下分流河道微相沉积，并存在由成岩作用形成的次生孔隙发育带。
Its reservoir with secondary porosity zone is also a key for petroleum pool formation, which is of distributary channel of fan delta front.
扇三角洲前缘水下分流河道形成的碎屑岩体是扇三角洲沉积的主体部分，成为主要的油气储集体。
The subaqueous distributary channel clastic rock bodies in the fan delta front formed the main part of the fan delta and the most important oil and gas reservoirs.
老爷庙地区东营组主要发育有扇三角洲、湖泊三角洲、近岸水下扇、水下重力流和湖泊等沉积体系。
The Dongying Formation in Laoyemiao region consists of fan delta, lake delta, neritic subaqueous fan and subaqueous gravity flow and lake depositional systems.
扇三角洲前缘砂体类型以水下分流河道为主，局部发育河口坝。
The subaqueous distributary channel is the main type of the fan delta front while the channel mouth bar is developed locally.
该研究区主要发育扇三角洲、三角洲、近岸水下扇、滑塌浊积扇、湖相和河流相沉积。
The types of sedimentary facies were mainly fan-shaped delta, delta, Binshore subaqueous fans, slump turbid fan, lake facies, fluvial facies.
识别出扇三角洲、远（近）源三角洲、水下扇及浅湖、深湖-半深湖等沉积体系。
The sedimentary systems in the T-R cycle: fluvial fan, fan delta, common delta and lacustrine sedimentary system.
北部为受生长断层控制的陡坡断阶带，以典型的水下扇、浊积扇和扇三角洲近端前缘沉积为主。
But in the north part of the sub-sag, controlled by the syn-sedimentary fault, steep fault-step was developed with mainly deposition of sub-aqueous fan, turbidity fan, and front of fan-delta.
低水位近岸(水下)扇、斜坡碳酸盐岩、与三角洲有关的各类砂体是良好的油气储层。
A coastal sand body of submerged fan, a carbonate deposited on the slope on LST, and every sandstone related to the delta deposit is a good reservoir.
高邮凹陷隐蔽油藏的分布受控于三角洲前缘-前三角洲、近岸水下扇和浊积扇三种相带类型。
The distribution of concealed oil accumulation is controlled by the fore part of delta, nearshore fan and turbidite fan in Gaoyou sag.
断阶型陡坡坡折带控制着扇三角洲或近岸水下扇及前方的湖底扇体系的形成和分布；
The faulted terrace type steep slope break belt controlled the development of the fan-deltas and sub-aqueous fan system.
铜钵庙组三角洲前缘砂体、南屯组（扇）三角洲前缘砂体和水下扇砂体为油气聚集成藏提供了良好的储集空间。
The delta front sandbody in Tongbomiao Formation, the subsea apron sandbody and fandelta front sandbody in Nantun Formation provide good reservoir space for hydrocarbon accumulation.
铜钵庙组三角洲前缘砂体、南屯组（扇）三角洲前缘砂体和水下扇砂体为油气聚集成藏提供了良好的储集空间。
The delta front sandbody in Tongbomiao Formation, the subsea apron sandbody and fandelta front sandbody in Nantun Formation provide good reservoir space for hydrocarbon accumulation.
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