分析了近源沉积物、成岩作用及粘土矿物演化对低渗透储层物性的影响，复杂的成岩作用是低渗透储层非均质性的主要成因。
These influence of physical property of low permeable reservoir by the sediment of short source, diagenesis and evolution of clay minerals are analysed.
研究结果表明，下石盒子组主要为一套近源网状河流沉积。
Research results show that Lower Shihezi Formation is mainly a set of proximal braided river deposits.
近岸的浅水条件，丰富的陆源细碎屑，局部的还原相带，是形成富铀沉积物的三个基本条件。
Nearshore shallow water environment, abundant terrestrial fine detritus, local reduction facies and zones are three cardinal conditions for the formation of uranium-rich sediments.
在中国陆相沉积地层中，近源砂岩储集层占有相当大的比例，具有岩性变化快、非均质性强的显著特点。
Proximal sandstone, characterized by fast lithologic changing and strong heterogeneity, occupies a large proportion in terrestrial sedimentary formation.
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.
郎杰学群岩石成分和结构成熟度低、杂基含量高，具近源快速沉积的浊积岩特征。
Langjiexue Group rock composition contains the deal with the construction a low and mud high, have the near source to sink to accumulate quickly muddy to accumulate the rock characteristic.
通过高精度层序地层学的研究，认为东濮凹陷是一个多物源、近物源、具有多个沉积沉降中心的内陆盐湖盆地。
Sequence stratigraphy study shows that Dongpu Sag is an inland salt lake basin with many nearby provenances and sedimentation centers.
逆冲带近端、远端与盆地中部沉积物源供给不同，决定了盆地内不同部位的层序发育样式和准层序的叠置形式不同。
The difference of depositional supply of near thrust belt and far thrust belt made the depositional filling and stacking patterns of parasequences different.
逆冲带近端、远端与盆地中部沉积物源供给不同，决定了盆地内不同部位的层序发育样式和准层序的叠置形式不同。
The difference of depositional supply of near thrust belt and far thrust belt made the depositional filling and stacking patterns of parasequences different.
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