1、

like america, europe has vast beds of shale rock, in which innumerable bubbles of natural gas are trapped.

欧洲有丰富的页岩底层,比如在美国能捕获无数天然气的气泡。

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2、

But engineering advances have led to a boom in extracting previously unobtainable gas locked in shale rock, of which the US has lots.

但随着工程技术的进步,储藏在页岩层中、以前无法利用的天然气如今已经可以大规模开采,而美国有很多这样的页岩层。

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3、

At the extent of 55 °≤δ≤ 70 °, maximum shear stress of closer empty element rock mass is all less than compressive strength of coal bed roof and floor plate mudstone including shale interlayer.

在55°≤δ≤70°范围内,煤层开采临空单元岩体最大剪应力皆小于煤层顶、底板泥岩夹页岩的抗压强度,其屈服接近度也大多小于10。

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4、

Field observations and analysis indicate that the main materials of the waste rock dump are the host rock Middle Ordovician black shale and primary carbonate manganese ore.

野外观察及分析结果表明:组成废矿堆的岩石主要是赋矿围岩中奥陶统黑色页岩和原生碳酸锰矿石。

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5、

Computation Method for Shale and Tuff Content in Reservoir with Pyroclastic Sedimentary Rock

火山碎屑沉积岩储层泥质与凝灰含量计算方法研究

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6、

Shale gas, natural gas trapped in rock and extracted through a water-intensive process known as fracking, is believed to be abundant in China, although it is not yet being extracted there.

页岩气是指蕴藏在岩层中的天然气,需要采用大量消耗水资源的水力压裂技术来开采。据信中国拥有丰富的页岩气资源,尽管尚未得到开采。

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7、

mother rock types of provenance controlled the characteristics of chemical composition and types of ash component of oil shale.

物源区母岩类型对油页岩的化学成分特征及灰分成分类型具有明显的控制关系;

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8、

a metamorphic rock, intermediate between shale and slate, that does not possess true slaty cleavage.

厚层泥岩一种变质岩,在页岩与板岩之间,不具备真正的板块解理

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9、

A metamorphic rock intermediate between shale and slate , that does not possess true slaty cleavage.

一种细颗粒的变质岩,由泥质岩受热形成.

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10、

The petrological-chemical analysis of clastic sedimentary rocks from Quantou Formation, Cretaceous indicates that their lithology mainly consists of arkose, shale and minor rock debris sandstone and greywacke by chemical classification of bulk elements.

通过对白垩系泉头组碎屑沉积岩岩石样品的岩石化学分析表明:主元素化学分类结果主要为长石砂岩、页岩,少量岩屑砂岩和硬砂岩;

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11、

According to the nature, Guangxi Limestone is separated into three types: pure limestone, siliceous limestone, mixed sand shale or limestone of igneous rock.

广西的石灰岩按性质可分为纯质石灰岩、夹硅质石灰岩、夹砂页岩或火成岩的石灰岩三种类型。

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12、

Based on the creep experimental data of shale, the relationship between stress level, time and viscoelastic deformation disciplines of rock is analyzed.

作者在页岩蠕变试验数据的基础上,分析了岩石粘弹性变形随应力水平不同和时间发展的变化规律。

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13、

The surrounding rock of the cave consists of thick-layer limestone, dolomite and a little shale.

电站地下洞室围岩以厚层灰岩 、 白云岩为主,夹少量页岩.

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14、

There are mutual samdwich rock of Cambrian limestone and shale in Pan-shi reservoir's to piloting water tunnel and flooding water tunnel, In which the shale is decisive to the tunnel stability.

盘石水库泄洪洞、导流洞所涉及的岩体为寒武系下统灰、页岩互层层状岩体。其中页岩对洞室的稳定起决定作用。

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