coal seam outcrop是什么意思

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用法例句

To use 3D seismic prospecting in control of coal seam occurrence form has demonstrated its satisfying effects,but for a mine's high yield,high efficiency geological guaranteeing system still need to determine geological anomalous bodies of“barren zone”,subsided column,gob area and coal seam outcrop etc.

三维地震勘探在控制煤层赋存形态方面已取得了令人满意的效果,但矿井高产高效地质保障系统需要准确圈定“无煤带”、陷落柱、老窑采空区、煤层露头等地质异常体。

during researching the development of spontaneons combustion of coal outcrop.

论述了煤体与岩体的受热破坏特性 ,对露头煤层自燃火灾中煤岩体的热破坏机制进行了定性分析。

Theoretical analysis of numerical value of the spontaneous combustion fire-heating air pressure for coalfield outcrop;

煤田露头自燃火风压数值的理论分析

In order to improve the recovery rate of resources and extend the service life of mine,the Fourth Well of Meihe Coal Mine plans to use open-pit mining on the shallow outcrops of coal pillars in steep thick seam(12 seam).

为提高资源回收率、延长矿井服务年限,梅河煤矿四井计划采用露天开采方式对急倾斜特厚煤层(12煤)的浅部露头煤柱进行回收。

The Study of Comprehensive Treatment Technology of the 4th Coal Seam Outcrop Fire in Da Baoding;

大宝鼎4号煤层露头火灾综合治理技术研究

Numerical Simulation on Spontaneous Combustion of No.4 Seam Outcrop in Da Baoding and Its Application;

大宝鼎4号煤层露头火灾的数值模拟及应用

Study on Comprehensive Treatment Technique for Outcrop Coal Fire of 4# Coal Seam in Bozidun Mine

博孜敦4号煤层露头火灾的综合治理技术研究

Detection of the Limestone Karst Cracks in Coal Outcrop Area by GPR

利用探地雷达技术探测煤层露头区灰岩岩溶裂隙

The Construction Program of Exposing Deep Seam of in Main Shaft Coal of HU Jia-River Mine

胡家河煤矿主井井筒揭露深厚煤层施工方案

Optimization of coal seam roof and floor stripping equipment for use in Shengli East No.2 Open-pit Coal Mine

胜利东二露天煤矿煤层顶底板剥离设备优化

and with their original rocky interior buried under layers of

裸露的石头都会由一层层

The Blasting Parameters Testing and Researching in the Ma Jiata Opencast Mine of Rock Blasting;

马家塔露天煤矿岩层爆破参数试验研究

Key Technology About Deep Mining of Surface Mine with Inclined Coal Seam

倾斜煤层深凹露天矿深部开采关键技术研究

Division of High-Resolution Sequence Stratigraphy of Jiufotang Formation Outcrop in Kazuo Basin

喀左盆地九佛堂组露头高分辨率层序地层划分

Research on Outcrop Sequence Stratigraphy of Upper Triassic in Jingmen-Dangyang Basin

荆门-当阳盆地上三叠统露头层序地层学研究

Study on Outcrop Sequence Stratigraphy of the Upper Devonian Xihu Formation in Hangzhou

杭州上泥盆统西湖组露头层序地层研究

Analytical Study of Groundwater-head Fluctuation in a Coastal Confined Aquifer System with a Sub-outcrop Covered by a Thin Silt Layer;

露头处被淤泥层覆盖的滨海承压层中水头波动的解析研究

RESERVOIR CHARACTERISTICS IN CRETACEOUS BASHIJIQIKE FORMATION OUTCROP IN KUQA DEPRESSION

库车坳陷白垩系巴什基奇克组露头储层特征

NEW DEVELOPMENT IN THE STUDY OF THE XILUTIAN FORMATION OF THE EOGENE IN FUSHUN COAL FIELD IN BIOSTRATIGRAPHY

抚顺煤田始新统西露天组生物地层学研究的新进展

Study on the Supporting Technology of T-junction of the Fully Mechanized Top Coal Caving Longwall Face in Pitched Thick Seams;

大倾角厚煤层长壁综放工面端头支护技术研究

Study on the Law of the Original CO Occurrence in the Coal Seam of Dashuitou Coal Mine;

大水头矿煤层原生一氧化碳赋存规律研究

Study on Outcrop Sequence Stratigraphy of the Lower-Middle Ordovician Strata in Keping Tarim Basin

塔里木盆地柯坪地区中下奥陶统碳酸盐岩露头层序地层学研究