coal seam的例句大全

Methods to define the laneways loose zone of thick coal seam with enriched gas and spontaneous combustion is studied in the article and define the rational the length of sealed borehole.

研究了铜川矿务局下石节煤矿高瓦斯油气共生易自燃厚煤层巷道松动圈的范围，确定合理封孔长度。

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Numerical Simulation of the Air Leakage in the Bedding Plane of Gob in Shallow Coal Seam

浅煤层采空区层面漏风的数值模拟分析

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Some kinds of genesis patterns of the seam thickness variation caused by bedding slip structure are analyzed and the forming reason of the coal parameter variation are expounded.

分析了层滑构造引起煤厚变化的几种成因方式，解释了煤质变化的形成原因。

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Study on bacterial and virus fossils from a smelly coal seam in southeastern Shanxi

晋东南地区臭煤层中细菌化石及病毒化石的研究

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Remining coal seam left in caving zone

浅析开采冒落带内丢煤的复采

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There is a certain angle between caving line and coal seam strike.

垮落线与煤层走向是一定角度。

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The testing research about enhancing rate by hydraulic cutting seam on outsize coal sample is introduced.

介绍了特大煤样采用水力割缝提高瓦斯渗透率的实验研究.

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The Baie exploration area of 10~# coal seam of CBM exploration

白额勘探区10~煤层煤层气初探

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Natural Desorption Rate and Attenuation Coefficient of Coal Seam Gas and its Significance

煤层瓦斯初始自然解吸速率和衰减系数及其意义

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Simulation of Gas Flow in Underground Coal Seam Based on LBM

基于LBM地下煤层瓦斯运移仿真实现

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Crossheading Technique under the Worked-out Section of the Extremely-short-distance Coal Seam

极近距离煤层采空区下顺槽巷道掘进技术

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Combining mining not only improve the throughput but although avoid the destroying to the unmined coal seam;

联合开采不仅仅可以提高生产能力，而且可以避免分别开采造成未采煤层的破坏；

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Analogy simulation method for water invasion forecasting of mining influenced coal seam floor

突水预测的采动煤层底板相似模拟方法研究

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Comprehensive Assessment Method of Water Invasion Susceptibility from Coal Seam Floor Based on GIS Technology

基于GIS的煤层底板灰岩水突出危险性综合评价

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Influences of Geologic Structure and Else Factors to Coal Seam Thickness in Dongyang Mine Field

东阳井田构造及其它因素对煤层厚度变化的影响

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Inspired by the successful test of Enhanced Coal Bed Methane ( ECBM) by means of gas injection, the gas injection technology was firstly applied to accelerate coal seam methane emission and drainage in underground coal mine.

受煤层注气提高煤层气产出率（ECBM）试验成功的启发，首次成功地将煤层注气驱替技术用于煤矿井下注气促排促抽煤层瓦斯的工程技术领域。

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Physical behavior analyses of Permo-Carboniferous coal lithology and coal seam gas reservoirs in North China

华北地区石炭二叠系煤岩与煤层气储层物性分析

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The Study of Varied Thickness of Coal Seam Using MCNP Method in the Coal Quality Analysis Experiment by Neutron

中子煤质分析实验中应用蒙特卡罗模拟方法进行煤层厚度变化的研究

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The Application of Combined Supporting Coal Seam to Roadway Soft Rock Crossing Coal Faultage

软岩开拓巷道过煤层断层时联合支护的应用

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It is suggested that coal lithological types with high content vitrinites have better physical behavior conditions for coal seam gas accumulation.

提出了镜质组含量高的煤岩类型有较好的煤层气储集物性条件。

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