The Ogallala aquifer is a sandstone formation that underlies some 583,000 square kilometers of land extending from northwestern Texas to southern South Dakota.
奥加拉拉含水层是一个砂岩地层，位于从德克萨斯州西北部延伸到南达科他州南部，约583000平方公里土地的地下。
In sandstone formations, the acid reacts with the soluble substances in the formation matrix to enlarge the pore Spaces.
在砂岩地层中，酸与地层基体中的可溶物质反应，以扩大孔隙空间。
This large, sandstone formation in northern Australia is sacred to the Aboriginal tribes of Pitjautjatjara and Yankinytjatjara.
这块澳大利亚北部的巨大砂岩是当地土著pitjautjatjara和Yankinytjatjara的圣物。
Knowing what the permeability of the orebody will let you know how much water you can get through the sandstone formation.
今夕何通透性矿体会让你知道你能得到多少水通过砂岩组成。
A Qatari man in a traditional white dishdasha robe and a wind-blown red-and-white kaffiyeh stands before a sandstone formation near Dukhan.
一位卡塔尔男人身着传统白色迪迪沙长袍，头戴随风飘舞的红白图案头巾，站在杜可汗附近的一块砂岩地层前。
Tight sandstone formation has some special geological features, which is extremely easily damaged in the process of underbalanced drilling.
致密砂岩储层具有特殊的地质特征，在钻井过程中极易受到损害。
The method of using mixture of HF and HCL to treat sandstone formations of remove formation damage near the wellbore is a widely used stimulation treatment.
使用土酸处理砂岩地层，解除井壁附近地层伤害，是广泛采用的一种增产措施。
Xujiahe sandstone formation is a set of typical low pressure and tight gas reservoir in the Hebaochang-Jishichang Area between central and southern Sichuan Basin.
四川盆地川南、川中过渡带荷包场—界石场地区的须家河组砂岩储层是一套典型的低压致密储集层。
Medium hard formation with high compressive strength. Such as hard shale, limestone, sandstone, dolomite, anhydrite and marble.
高抗压强度的中硬地层，如硬页岩。石灰岩。砂岩。白云岩。和硬石膏。大理石。
Low compressive strength of soft to medium formations. Such as soft shale, soft limestone, soft sandstone, hard and soft abrasive interbedded medium formation.
低抗压强度的软到中等地层，如中软页岩。中软石灰岩。中软砂岩。和软硬研磨性夹层的中等地层。
Low compressive strength of the soft formation, such as mudstone, gypsum, gypsum, soft shale, soft limestone, sandstone.
低抗压强度的软地层，如泥岩。石膏。盐岩。软页岩。软石灰岩。砂岩。
Jurassic coal-bearing formation scatters over the northwestern China. The low-permeability sandstone reservoir occurs as the main reservoir type.
侏罗系煤系地层广泛分布于我国西北地区，低渗透砂岩储集层是其主要的储集层类型。
Abundant in natural gas sources, Jurassic Shaximiao Formation in west Sichuan Basin is a red sandstone and shale mainly deposited in fluvial, deltaic shoal faces.
四川盆地西部侏罗系沙溪庙组是河流—三角洲—滨浅湖沉积为主的红色砂泥岩系，天然气资源相当丰富。
The Laiyang Formation is composed of conglomerate, sandstone, mudstone and shale.
莱阳组由砾岩、砂岩、泥岩、页岩等岩石组成。
The Shiqianfeng Formation is subdivided into three members, namely, Pingdingshan sandstone, Lamellibranchiate marl and gypsum lime-nodule.
石千峰组又分为三段：平顶山砂岩段、瓣鳃泥灰岩段及石膏钙核段。
In a water flooded sandstone oilfield, keeping a reasonable formation pressure is important for both the development effect and the total development benefit.
对于注水开发砂岩油田，保持合理的地层压力既关系到油田开发效果，又影响到油田开发总体效益。
The formation of secondary quartz, albitite, calcite and laumontite affected the storage physical properties of sandstone in different degrees.
次生石英、钠长石、方解石和浊沸石等的形成不同程度地影响了砂岩的储集物性。
Based on the sandstone compositions analysis of the Upper Triassic Xujiahe Formation in Western Sichuan Basin, the authors tried to discuss the paleogeographic evolution of the study area.
以四川盆地西部上三叠统须家河组的砂岩组分为基础，详细分析该期研究区古地理的演化。
Major sedimentary facies in the Huanhe-Huachi Formation include lacustrine facies, delta facies, meandering fluvial facies, and interbedded eolian sandstone facies.
而在环河华池组主要沉积了湖相、三角洲相、曲流河相及风成砂岩夹层。
Penglaizhen Formation gas reservoirs of Baimamiao field belongs to the lithological gas reservoirs in the structural background, and also tight sandstone gas reservoir.
白马庙蓬莱镇气藏属构造背景上的岩性气藏，也是以次生溶孔为主的致密砂岩体次生气藏。
The Shanbei oil pool in Jiuxi basin with sandstone reservoir beds of the Huoshaogou Formation of the Eogene, has long been taken as an example of hydrodynamically trapped oil pools.
酒西盆地单北油田下第三系火烧沟组砂岩油藏长期以来被认为是水动力圈闭油藏的范例。
The main oil-bearing horizons of the No. 2 structural belt of the Nanpu subbasin are sandstone of the First Member of the Paleogene Dongying Formation and Ordovician limestone.
南堡凹陷南堡2号构造带主要含油层段为古近系东营组东一段砂岩及奥陶系灰岩。
Study on bleaching of sandstone of different ages in the world indicates that the formation of bleached sandstone is relevant to organic fluid flows.
国内外不同时代砂岩漂白现象的研究表明，漂白砂岩形成均与有机流体的参与有一定联系。
The lower formation is consisted of loose limestone, shale and sandstone, with low formation pressure coefficient.
下部地层以石灰岩、泥页岩、砂岩为主，地层疏松，易漏失，属低压高产地层。
The relationship between the formation of sandstone forest landscape and geological tectonic was ascertained. It's mechanism of formation was explored.
查明了砂岩峰林地貌的形成与地质构造之间的关系，并对其形成机理进行了探讨。
A numerical model for calculating the formation temperature during acidizing the matrix of sandstone is derived and established in this paper.
本文推导建立了砂岩基质酸化时，地层温度的数值计算模型。
Zhangjiajie is a famous scenic tourist attraction of our province, characterized with the sandstone hoodoo forest landform formed by the Yuntaiguan Formation sandstone of middle Devonian System.
张家界地区是我省著名的风景旅游区。该区系由中泥盆统云台观组砂岩形成的砂岩峰林地貌为特色。
Gucheng formation which is the early deposit of Guanzhuang group is composed mainly of conglomerate rock with conglomerate-bearing sandstone and sandy mudstone.
其早期形成的固城组以砾岩为主，夹含砾砂岩及砂质泥岩。
Proximal sandstone, characterized by fast lithologic changing and strong heterogeneity, occupies a large proportion in terrestrial sedimentary formation.
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。
The reservoirs of the Yanchang formation almost are fine feldspathic sandstone, feldspathic debris sandstone, rock fragment feldspathic sandstone, and little quartzose sandstone.
延长组储集岩主要为细粒的长石砂岩、长石岩屑砂岩、岩屑长石砂岩等，还有少量的石英砂岩。
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