Most limestone and sandstone aquifers are deep and extensive but may contain groundwaters that are not being recharged.
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。
Scientists at Argonne National Laboratory repurposed a 1.6-kilowatt industrial laser to burn through shale, limestone, and sandstone.
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。
The limestone, sandstone and shale of this area were soft.
这个地区的灰岩、砂岩和页岩都是很柔软的。
Limestone will have the same porosity measurements, whereas a wet sandstone will cause the neutron porosity to read low and the density porosity high.
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。
This National Natural Landmark is known for its towering sandstone and limestone formations, some of which reach heights of several hundred feet.
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。
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。
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.
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。
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。
And there must be a permeable reservoir rock, such As sandstone or porous limestone, to provide pAssage and storage for the oil and gAs.
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。
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.
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 East Dengba section is a record of the late stage of oceanic island development, with interbeds of acid lavas at the top, overlain by continuous deposits of limestone and sandstone.
登巴东剖面则代表了洋岛火山岩发育的晚期阶段，顶部有酸性熔岩的夹层，火山岩之上连续沉积有灰岩和砂岩。
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。
Water filling sources of underground mine in Pingshuo mining area have Quaternary pore water, surface water, Permo-Carboniferous sandstone fissure water and Ordovician limestone karstic fissure water.
平朔矿区井工矿井的充水水源有第四系孔隙水及地表水、石炭—二叠系砂岩裂隙水、奥陶系灰岩岩溶裂隙水。
The dynamic strength and dynamic stress-strain curves for sandstone and limestone are given.
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。
Sandstone, mudstone and limestone rock-debris have a very wide distribution and are very frequently used as dam materials in Sichuan Provi- nce.
砂岩、泥岩和灰岩石碴料是四川省分布广，使用最多的几种坝料。
The Ghost Mountain Au deposit of Luangprabang exists in the Upper Palaeozoic Devonian sandstone, SLATE and Permian limestone.
琅勃拉邦魔鬼山金矿床，赋存于上古生界泥盆系砂、板岩和二叠系石灰岩中。
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。
Each sequence is composed of incised valley sandstone of low system tract, limestone, marl, coal and mudstone of transgressive system tract and clastics and coal of high system tract.
各层序分别由低位体系域的下切谷充填沉积的砂岩、砂砾岩，海侵体系的灰岩、泥灰岩、泥岩、煤和高位体系域的碎屑岩和煤组成。
More than 500 samples of sandstone, limestone and volcanic rocks were collected from 61 sites.
从61个采点中采集了500多个砂岩、灰岩和火山岩岩芯。
Suitable for medium to medium hard formations such as sandstone, limestone and dolomite.
适用于中至中硬地层中使用，如砂岩、石灰岩及白云岩。
The samples were made of Jinan gabbro, Dianchangshan marble, Zhoukoudian limestone and Xiaolangdi sandstone.
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。
Application: suitable for various kinds of granite, marble, sandstone, limestone materials waterproof.
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。
As the channels where ore fluid migrates upwards during mineralization, several breccia pipes connect ore bodies of the sandstone and limestone types.
砂岩型矿体与灰岩型矿体之间由几个角砾岩筒连接，它们作为成矿时期的矿液运移通道存在。
The rockfill materials of limestone and fine sandstone were tested by large scale plane strain apparatus in air dry and saturated state respectively.
应用大型平面应变仪，进行了灰岩及细砂岩两种堆石的风干料及饱和固结排水平面应变试验。
Based on some experiments, low-alkali cement with high-performance was produced by using low-grade limestone, powdered sandstone and bauxite slag, etc.
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。
Application: apply to various bibulous rate high 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.
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。
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