The science methods of coal quality management in Yangquan Mining Group Corporation Ltd. were introduced in this paper.
介绍了阳泉煤业(集团)有限责任公司煤质科学管理的方法。
The stability of south slope in Yinmin Coal and Electricity Company is analyzed and the stability of the slope is controlled by four weak layers and the restraining mining methods is effective.
对伊敏煤电公司露天矿南帮边坡稳定情况进行了实例分析，变形区边坡稳定性主要受四个泥岩弱层控制，采取内排压脚等控制开采的方法是有效的。
Practice has proved that the coal mining methods and technology to meet the recovery of the coal requirements have been successfully applied.
实践证明，该采煤方法和回采工艺满足了该煤层的回采要求，得到了成功应用。
Moreover, there are some other influencing factors such as: thick loose bed, surface mining degree, impel speed of working face, coal mining and roof manage methods, mining procedure and time.
此外，厚松散层、地表采动程度、工作面推进速度、采煤方法与顶板管理方法、开采程序及时间因素等对采场覆岩空间结构均有一定影响。
It expounds various mining methods and steps, including the bench demarcated, plan mining bench top and bottom floor, the coal and overburden amount of plan mining, and coal quality indicators.
阐述编制露天矿的各种开采计划的方法和步骤，以及其台阶划分、计划台阶顶底板的控制、编制剥离量和采矿量及其煤质指标等；
These achievements are not only significant in the safety of coal mining, but also in the medium scale experiment to study the cause of earthquake and to test the methods of earthquake prediction.
这些成果不但对于煤矿安全具有重要意义，而且对于认识构造地震成因和验证预测方法，也具有中尺度试验意义。
Based on the analysis about the composition of cost in coal preparation and the practical situation in Jincheng mining bureau, some methods to decrease the cost are put forward.
在分析选煤加工费构成的基础上，针对晋城矿务局某矿实际提出了一些降低选煤加工费的方法和途径。
The concrete construction methods and effects of mining technology in the middle thick coal seam are introduced.
介绍了中厚煤层回采工艺的具体施工方法和效果，同时介绍了工作面支护参数的计算。
In this article, classification and prediction methods of data mining was applied to predict gas concentrations which is the application of data mining coal and gas research.
本文将分类和预测等数据挖掘方法应用于瓦斯浓度的预测，是对煤矿瓦斯数据挖掘的应用和研究。
This paper introduces the methods and measures of the adjustment of support tilt caused by ultrahigh mining in fully mechanized coal face.
本文介绍了综采工作面回采超高时倾斜歪倒支架调整的方法及措施。
The gas governance methods in this paper have certain reality, have practical significance to the study of gas governance for coal-mining enterprises.
论文中所运用的研究方法，对于煤炭企业关于瓦斯治理的研究具有一定的现实意义。
This paper briefly analyzed the common running fault of coal mining transformer. It also provides the methods that how to check the faults and how to solve the problem.
文章浅析煤矿主变压器常见的故障，日常故障巡查方法，以及如何排除故障。
It deals with the basic features of Juye Coal Field geology and detects the subsiding area after mining, meanwhile, methods of controlling and utilizing the subsiding area are put forward.
论述了巨野煤田地质的基本特征，并对其开发后形成的塌陷区进行了预测。
The determination of the height of the transmissive fracture belt has been a key point for underwater coal mining. There are no precise methods and major research methods up to the present.
导水裂隙带高度的确定是水下采煤工作之重点，目前并没有一个完全可以精确确定的方法。
Through the analysis of the water environment influenced by the mining coal, the effective methods to decrease effect on water environment are put forward.
通过大同地区采煤对水环境的影响分析，寻找出降低对水环境影响的有效方法。
The importance of the mine safety and its prediction in coal mining was described, and the shortcomings of the traditional predicting methods were discussed.
指出矿井安全性及其预测对煤矿生产的重要性以及传统的预测方法存在的缺陷。
According to the conditionof the geology structure in Qianling district and the situation of the building on the ground, Two mining-methods about pressed coal in villages are putted.
根据前岭煤矿地质条件和地面建筑物情况，提出了两种村庄压煤开采方案，对两种开采方案从技术、经济角度进行论证、分析，确定了全采搬迁方案。
According to the conditionof the geology structure in Qianling district and the situation of the building on the ground, Two mining-methods about pressed coal in villages are putted.
根据前岭煤矿地质条件和地面建筑物情况，提出了两种村庄压煤开采方案，对两种开采方案从技术、经济角度进行论证、分析，确定了全采搬迁方案。
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