The research plays a positive role in the prevention and control of groundwater problems in coal mining process.
通过本文的研究，为煤矿开采过程中地下水防治起到积极作用。
The process of mining coal and its combustion is associated with extensive air, water and land degradation.
煤炭开采及燃烧过程与大气、水的污染和土地退化密切相关。
The easy ignition area in compound mining caving coal process and reason are analyzed and determined.
分析了确定综采放顶煤开采工艺易发火地区及发火原因。
The abundance of data source in the process of the coal gas measurement gives a huge application for data mining.
济钢计量过程中产生了丰富的计量数据资源，这些数据资源为数据挖掘的应用提供了广阔的空间。
Abstract: in the process of coal mining, fissure water and gas enrichment, storage, transport, water-inrush from coal floor and gas outburst is induced.
摘要：在煤矿开采过程中，裂隙是水及瓦斯富集、存储、运移的场所，是诱发煤层底板突水和瓦斯突出的重要因素。
On-way distribution of dust in the full face mining was researched during the process of coal mining machine cutting coal.
研究采煤机在割煤落煤过程中，粉尘在综采工作面的沿程分布情况。
Fuqiang Coal Mine adopts mining full height actual process by adding the length of single prop once has made obvious economic and social benefit.
富强煤矿在回采工作面推广使用单体支柱加长一次采全高回采工艺，取得了明显的经济和社会经济效益。
The stability of coal pillar of the short-wall mining was analyzed systemically by numerical simulation with the rock failure process analysis software (RFPA2D).
采用岩石破裂过程分析软件RFPA2D系统，对短壁机械化开采的煤柱稳定性进行数值计算与分析。
The early coal-mining cities generally went through the process from coalpits to coal mines, and then to coal mining districts, and finally to coal-mining cities.
早期的煤矿城市大抵经历了从煤窑到煤矿、从煤矿到矿区、从矿区到城市这样一个过程。
Through surmounting solves the technology knotty problem of retrieving coal column of mining area with the system mechanization mining technique. By application in mining process the effect is better.
通过攻关，解决了综采工艺回收盘区煤柱的技术难题，经过在开采过程中的应用，效果良好。
In the process of restore the ecological environment of mining area, enterprises should play the main role and accelerate the mergers of coal mining enterprises.
在矿山生态环境恢复过程中，要发挥企业的主体作用，并与加快推进煤矿企业兼并重组结合起来。
Both unstable failure of coal contained gas and the coal and gas outburst are key problems in the process of coal mining.
含瓦斯煤失稳破坏和煤与瓦斯突出是煤矿开采过程中急需解决的关键问题。
This paper illustrates the successful practice of using caving coal process in complex geological conditions, such asi impact groud pressure, small fault, mining influence.
论述了在复杂地质条件地块(如冲击地压、小断层、受下伏煤层采动影响)采用放顶煤工艺的成功实践。
Mechanized coal mining treatment process has been proposed, and some measures have been given according to producing gases, spontaneous combustion and dust calamity.
提出了机械化采煤工艺流程并对新的采煤方法所产生的瓦斯、自然发火、粉尘灾害提出了具体的防治措施。
The roof falling accident is the most commonly occurring accidents in coal mines mining process.
矿山井下开采过程中，最常发生的事故就是冒顶事故。
The selection process and approach on mining technology and equipment in gently inclined and inclined thick coal seam are discussed.
论述了缓倾斜、倾斜厚煤层采煤工艺及设备方案的合理选择过程、方法。
In the research field of mining coal, it is a new research direction that three-dimensional graph technology is applied to simulate the production process of fully mechanized coal caving face.
运用三维图形技术模拟综采工作面生产过程是煤炭开采研究领域的一个新方向。
Hydraulic coal mining offers the merits of being simple in process, high in adaptability, less in labor intensity and easy in management.
水力采煤具有工序简单、适应性强、劳动强度小、便于管理等优点。
Rock burst is one of the coal mine disaster that restrict the high efficiency production. The mechanism of rock burst is closely related with the mining process.
冲击地压是制约煤矿安全高效生产的主要灾害之一，而冲击地压发生的机理与采掘过程密切相关。
Often the process of general mining and coal washing plant from the production process of waste rock called gangue.
一般常将采煤过程和洗煤厂生产过程中排出的矸石叫煤矸石。
A coal mining face would be required to have a face adjusted mining during the coal production process.
采煤工作面在生产过程中需要进行调面回采。
And taking roadway protection without coal-pillars in mining engineering courses as a case, the paper described in detail the operation of this process.
并以矿业工程课程中的无煤柱护巷问题作为案例对象，详细阐述了此流程的运行过程。
And taking roadway protection without coal-pillars in mining engineering courses as a case, the paper described in detail the operation of this process.
并以矿业工程课程中的无煤柱护巷问题作为案例对象，详细阐述了此流程的运行过程。
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