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煤化程度越高，煤的各向电异性越明显。Greater degree of coalification makes more obvious anisotropy.

揭示出煤中49种元素与煤岩组分和煤化程度的成生联系规律。The rules for forming 49 elements in coal, macerals, and coalification degree were studied.

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这些数据反映水基压裂液对不同煤化阶段煤层的伤害程度有较大差别。These data indicate large difference in damage of coalbed of different coalification stage.

本文论述了几种主要的煤化因素在煤化产物形成中的作用。The effect of several main factors forming coalification products is expounded in this paper.

埋藏和温度增高导致的物理变化和化学变化称为煤化作用。Burial and increase in temperature bring about physical and chemical changes called coalification.

且该变化规律与煤化作用跃变联系紧密。As a result, all levels pore specific surface present disciplinarian change in different coalification jump phases.

研究了14种不同煤化程度煤的性质与其型煤质量的关系。The relationship between the properties of coals with different coalification degree and quality of their briquets were investigated.

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阐述了采用不同成型工艺和使用不同变质程度煤成型时，原料煤粒度对型煤强度的影响。The effect of feed coal particle size on strength of briquette is discussed when different briquetting process and rank of coalification coal are adopted.

作者研究了煤化度相近的两组煤镜质组氯仿抽出物及其石油醚抽出物的萤光参数。The fluorescence parameters of the chloroform extract and petroleum ether extract of two groups of vitrinoid of somewhat similar coalification are studied.

煤层气是成煤母质在煤化作用过程中经过一系列复杂的作用形成的，其形成过程与煤同步，而且贯穿于成煤的全过程。During coalification coalbed gas was formed simultaneously and continuously when parent coal-forming material was suffered with a series of complex metamorphism.

在泥炭的煤化过程中，这种矿化溶液又在一系列的物理和化学因素控制下重新分配与富集。When the process of the coalification of peat continued, this mineralizing solution was redistributed and enriched under the control of physical and chemical factors.

我国煤层气在成煤和煤化作用地质条件与美国有差异，勘探开发有一定特殊性。Exploration and development of coal-bed methane in China has its particularity for its geological conditions of coal-forming process and coalification are different from the US.

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这种变化与煤化作用跃变完全对应，煤化作用控制了煤的孔隙度和表面物理化学性质，进而控制了煤层气的赋存空间和煤的亲甲烷能力。The coalification controled the porosity and surface physicochemical property of coal, then controled the occurence space of coalbed methane and the coal's affinity for methane.

文中引用大量数据和图表作为分析手段，点面结合，找出问题的解决方法，重建宁夏庆华煤化公司激励机制。This thesis has quoted lots of data and graphs, and found out the methods of how to solve this problem and rebuild the excitation mechanism of Ningxia Qinghua Coalification Company.

在煤变质过程中，锗、硫从高变质煤中逸出，并在上部低变质煤中富集。In the coalification process, Ge, S migrated from the coal with higher coal ranks, moved with thermal water to upper part, precipitated and enriched in the coal with lower coal ranks.

煤化公司未接管氧气站时，氧气生产一直是采用机械压缩空分制氧，每年电能损耗及设备维护保养费用很大。Coalification oxygen did not take over the station, oxygen production has been the use of mechanical compression air separation oxygen, power loss and annual maintenance cost of large equipment.

流体包裹体常沿着愈合断裂与煤包裹体共生，由此推断成矿流体内的轻烃可能来自于煤而非石油。It can be considered that the light hydrocarbon in the fluid inclusions associating with coal inclusions along some healing fractures may derive from coal instead of petroleum during coalification.