大部分的石灰岩和砂岩的蓄水层都是深而广的,但可能含有不可再生的地下水。
Most limestone and sandstone aquifers are deep and extensive but may contain groundwaters that are not being recharged.
大多数石灰岩和砂岩的蓄水层很深并且规模很大,但是它们含有的地下水可能是当前无法再生的。
Most limestone and sandstone aquifers are deep and extensive, but may contain groundwaters that are not being recharged.
无机矿物质按照砂岩和泥岩的顺序沉积着,并随着周围的自然环境演变为海洋性,由石灰石覆盖在了最上层。
Organic materials were deposited in sequences of sandstone and mudstone, which were then covered by limestones as the environment became progressively more Marine.
阿尔贡国立实验室的科学家们再次计划使用一支1.6千瓦的工业激光器击穿页岩,石灰岩和砂岩。
Scientists at Argonne National Laboratory repurposed a 1.6-kilowatt industrial laser to burn through shale, limestone, and sandstone.
这个国家的自然地标以其高耸的砂岩和石灰岩的岩层而闻名,其中有些是几百英尺的高度。
This National Natural Landmark is known for its towering sandstone and limestone formations, some of which reach heights of several hundred feet.
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。
Medium hard formation with high compressive strength. Such as hard shale, limestone, sandstone, dolomite, anhydrite and marble.
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 soft to medium formations. Such as soft shale, soft limestone, soft sandstone, hard and soft abrasive interbedded medium formation.
高抗压强度的硬地层,如硬石灰岩。燧岩。硬砂岩。石英岩。石英砂。玄武岩。花岗岩等极硬岩层。
Medium hard formation with high compressive strength. Such as limestone, taconite, blaize, quartzite, silica sand, basalt, granite ect.
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。
Low compressive strength of the soft formation, such as mudstone, gypsum, gypsum, soft shale, soft limestone, sandstone.
砂岩和石灰岩是石油天然气钻井破岩的主要对象,它的物理力学性质已有系统的测定方法和定量分级。
Sandstone and limestone are the main targets cut by oil and gas well drilling and for their physical mechanical property there have been systematic determination method and quantitative gradation.
石灰岩具有相同孔隙度测量值,而湿砂岩将导致中子孔隙度的读数偏低,密度孔隙度读数偏高。
Limestone will have the same porosity measurements, whereas a wet sandstone will cause the neutron porosity to read low and the density porosity high.
所以在附近就必须具有透水的储存岩石,如砂岩和具孔隙的石灰岩,为石油和天然气提供通道和贮存场所。
And there must be a permeable reservoir rock, such As sandstone or porous limestone, to provide pAssage and storage for the oil and gAs.
采用热膨胀力测试系统和孔隙测定装置研究了不同温度条件下砂岩和石灰岩的热膨胀力和孔隙率的变化规律。
The change laws of heat swelling power and porosity of sandstone and limestone were researched at different temperatures using a heat swelling power experimental system and a porosity test apparatus.
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 lower formation is consisted of loose limestone, shale and sandstone, with low formation pressure coefficient.
研究了砂岩、白云石、石灰石的粒度分布的变化对玻璃配合料混合均匀性的影响。
The effect of the grain size distribution of quartz sand, dolomite and limestone on mixing homogeneity of glass batch was investigated.
给出了灰砂岩、石灰岩两种岩石动态的破裂强度与应力应变关系。
The dynamic strength and dynamic stress-strain curves for sandstone and limestone are given.
在试验基础上,突破传统的水泥配料模式,利用低品位石灰石、砂岩、矾士渣等生产出了高性能低碱水泥。
Based on some experiments, low-alkali cement with high-performance was produced by using low-grade limestone, powdered sandstone and bauxite slag, etc.
在束缚水饱和度为零的情况下,三种类型岩石中以石灰岩的自吸采收率最高,其值比同等渗透率级别的砂岩高23%。
Among three types of rocks, at zero initial water saturation, imbibition recovery from chalk samples is the highest, about 23% higher than that from sandstone with similar permeability.
研究中使用的多孔介质分别为高渗砂岩、低渗砂岩、石灰岩。
The porous media used in this study are high permeability sandstone, low permeability sandstone and chalk.
枫树坪水库土坝右岸是建在石灰岩地区,左岸是砂岩地区。
The right bank of the earth dam of Fengshuping reservoir lies in lime rock area, the left bank in sandstone area.
这些褶皱岩层是由奥陶系的中层至厚层石灰岩以及志留系的薄层页岩和粉砂岩组成。
These folded rocks are composed of medium to thick bedded limestone of Ordovician and of thin bedded shale and siltstone of Silurian.
河道上面覆盖着粉砂岩和石灰岩透晶体。
The channel is overlain by siltstone and lenticular beds of limestone.
阿拉萨兹建造这些悬崖边住处用砂岩,臼,和木梁联合和一个天然臼和涂上石灰。
The Anasazi built these cliffside dwellings with sandstone, mortar, and wooden beams held together with a natural mortar and painted with plaster.
适用于中至中硬地层中使用,如砂岩、石灰岩及白云岩。
Suitable for medium to medium hard formations such as sandstone, limestone and dolomite.
研究的岩石有济南辉长岩、点苍山大理岩、周口店石灰岩和小浪底砂岩。
The samples were made of Jinan gabbro, Dianchangshan marble, Zhoukoudian limestone and Xiaolangdi sandstone.
适用范围:适用于各种花岗岩、大理石、砂岩、石灰石等材料防水。
Application: suitable for various kinds of granite, marble, sandstone, limestone materials waterproof.
适用范围:适用于各种吸水率较高的花岗岩、大理石、砂岩、石灰石等材料防水。
Application: apply to various bibulous rate high granite, marble, sandstone, limestone materials waterproof.
表列数据为破碎石灰石条件、若破煤块、砂岩等较软物料,产量还要大。
The tabular date are for crashing limestone. If it used to crash the soft material, such as coal briquette, sandstone, etc,. The output will be bigger.
原生孔隙度以砂岩粒问孔隙度和某些石灰石的晶体粒间和鲕状孔隙度为代表。
Original porosity is typified by the intergranular porosity of sandstones and the intercrystalline and oolitic porosity of some limestones.
阿尔萨斯的地质由典型的马赛克土壤构成,同时包括花岗岩,石灰岩,页岩和砂岩等。
The geology of Alsace is a veritable mosaic of soils, made up of granite, limestone, schist and sandstone.
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