胶结作用造成的平均孔隙度丧失为7.1%。
成岩作用有压实作用、胶结作用和溶蚀作用。
The diagenesis mainly comprise compaction cementation and dissolution.
压实作用和胶结作用是导致储层低孔低渗的主要原因。
The cementation and compaction were the key factors to make the reservoir low porous and permeable, an...
粘土包壳作为石英晚期胶结作用的抑制剂可能是特别重要的。
Clay coats can be particularly important as inhibitors of later quartz cementation.
而破坏性成岩作用包括胶结作用、压实作用、硅化作用、充填作用。
Constructive diageneses includes dolomitisation recrystallization dissolution and pressure solution while destructive diageneses include cementation compaction silication and filling.
砂岩主要的成岩作用包括机械压实作用、胶结作用、溶蚀溶解作用。
The main diagenesis types of sandstones are the mechanical compression, cementation and dissolution.
黏粒,尤其是胶粒的胶结作用,对土料的结构稳定性具有重要作用。
The cementation of clay, especially colloidal particle, plays an important role in the structural stability of soil samples.
早成岩阶段的主要成岩作用是碳酸盐胶结作用以及压实作用引起的颗粒重排;
Main diagenesis of the syndiagenesis is carbonate cementation in the shallow lake sheet sands and rearrangement caused by compaction.
影响储层物性的因素主要为沉积作用、胶结作用、溶蚀作用和构造破裂作用;
The role of affecting reservoir physical property is deposition, cementation, dissolution and tectonic rupture. After researching reservoir, we divided it into three categories.
压实与胶结作用是主要的破坏性成岩作用,而溶蚀作用则是主要的建设性成岩作用。
Compaction and cementation are the main destructive digenesis, while dissolution is the main constructive digenesis.
通过孔隙演化研究发现,压实作用是该区原始孔隙损失的最主要因素;其次为胶结作用。
The study of porosity evolution shows the compaction is the main cause resulting in the disappearance of primary porosity, and the next one is cementation.
胶结作用是其具有较高的结构强度的根本原因,成土演化过程与红土有着“亲缘”关系。
It is typical strong structural soil with higher structural strength result from agglutination, and its pedogenic evolutionary process is similar to that of laterite.
讨论了物理化学因素,特别是结构特征和游离氧化铁的胶结作用,对力学性质的重大影响。
The significant effect of various physicochemical factors, especially the structure characteristics and cementation of free ferric oxide on the mechanical properties is reviewed.
典型的成岩作用类型包括压实作用,胶结作用和溶蚀、溶解作用等。成岩阶段属中成岩a期。
The main diagenesis includes compaction, cementation, corrosion and dissolution, etc. which belongs to stage a of middle diagenesis phase.
胶结作用和压实作用是主要的孔隙破坏者,它们破坏了几乎所有的原生孔隙和部分次生溶孔;
Principal diageneses are cementation, compaction, pressure-solution, dolomitization, solution and fracturing, which control the reservoir properties of the bioclastic limestone member.
研究结果表明,本区储层砂岩较低渗透率的主要成因是成岩期各种自生矿物的充填和胶结作用。
The results indicate that the forming mechanism of the low permeability in this area is the filling and cementation of autogenetic mineral during diagenesis.
压实作用和胶结作用是砂岩孔隙度降低的主要原因,分别造成22%和15%的原生孔隙丧失。
Decrease of sandstone porosity is mainly caused by compaction and cementation, which contribute 22% and 15% to the loss of primary pores, respectively.
硅藻对地表石灰华沉积的生物作用,主要包括同化作用、拦截和粘结作用、结壳作用、胶结作用。
Diatoms biological functions on subaerial Karst sedimentation are studied chiefly in this paper, including assimilation, tapping and felting effects, encrustation, cementation.
压实作用、压溶作用、胶结作用对孔隙发育起着破坏性作用,溶蚀作用则起着使孔隙增大的作用。
Reservoir lithology is mainly quartz sandstone. Mechanical-chemical compaction, cementation play disruptive effects on porosities development, dissolution plays a constructive role on it.
当吸力相同时,原状样的峰值强度和剪胀势均高于压实样,这与原状样中铁锰结核的胶结作用有关。
As compared with the compacted specimens, the natural specimens were higher in the peak shear strength and the dilatancy due to the cementation effect of the iron and manganese oxides.
压实和胶结作用是降低储层物性的主要因素,溶解作用形成的次生孔隙是改善储层物性最重要的因素。
Cementation is the main factor to decreasing porosity and permeability of reservoir while dissolution is the major reason of increasing porosity and permeability of reservoir.
胶结作用表现为石英和长石的次生加大、自生粘土矿物、碳酸盐和硬石膏胶结物的依次形成并充填孔隙。
Cementation is showed by the secondary enlargement of quartz and feldspar, the successive formation and pores filling of cementing material of authigenic clay mineral, calcite and anhydrite, etc.
成岩作用中机械压实和胶结作用使孔隙大量减少,而溶蚀作用和构造作用形成的裂缝有效地改善了储层物性。
Diagenesis including compaction and cementation may reduce pores a lot. And fractures formed by dissolution and tectonism can effectively improve physical property.
巴什基奇克组为偏碱性成岩环境,压实和胶结作用中等偏弱,溶蚀作用改善了孔隙结构,成岩阶段达晚成岩A期。
Dissolution of feldspar and lithic fragment make the pores linking. Diagenesis has reached the late diagenesis the stage A.
对陆梁油田白垩系及侏罗系储层成岩过程的研究表明,储层的孔隙演化主要与压实作用、溶蚀作用和胶结作用等有密切关系。
The study on the diagenesis course of Cretaceous and Jurassic reservoir in the Luliang oil field indicates that evolution of reservoir pores is closely related to compaction, solution and cementation.
土壤团聚体是土壤的重要组成部分、土壤结构的基本单位,其形成和稳定主要是通过土壤中各种胶结物质的胶结作用实现的。
Soil aggregate is the main component of soil and the basic unit of soil structure. Its formation and stability are realized by the effects of all kinds of cementing substance in soil.
以岩石学特征为基础,描述了成岩过程中压实与压溶作用、胶结作用、溶解作用与次生孔隙的特征,以及次生孔隙带在本区的分布。
The characteristics of compaction and solution, cementation, secondary porosity during diagenesis processes and the distribution of secondary porosity zone in Chezhen Depression are described.
从储集层储集性能的成岩作用研究表明,早成岩期的压实作用、多种矿物胶结作用是使储集层物性变差、孔隙度降低的两个重要的成岩控因;
The study shows that the early diagenetic com paction and multi-mineral cementation are major effective factors that lead to its poor petrophysical property and low porosity;
从储集层储集性能的成岩作用研究表明,早成岩期的压实作用、多种矿物胶结作用是使储集层物性变差、孔隙度降低的两个重要的成岩控因;
The study shows that the early diagenetic com paction and multi-mineral cementation are major effective factors that lead to its poor petrophysical property and low porosity;
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