The spontaneous combustion of coal seam endangers the safe production.
井下煤层自燃严重危害着安全生产。
Spontaneous combustion of coal constitutes a very serious problem in North China.
中国北方煤田煤层自燃现象非常严重。
Spontaneous combustion of coal seam poses great hazards to safety mining operations.
煤层自燃发火是煤矿安全的大敌。
Finally, some phenomena of spontaneous combustion of coal are explained by using this mechanism.
最后，用该机理对常见的几种煤炭自燃现象进行了解释。
The spontaneous combustion of coal seam is one of the major problems in safe production of coal mine.
煤层自燃问题一直困扰着我国煤矿的安全生产。
Oxygen consumption rate is a very important index to evaluate nature of spontaneous combustion of coal.
耗氧速度是评价煤自燃性的重要指标。
The spontaneous combustion of coal seam is one of the major calamities in safe production of coal mine.
煤层自燃问题是影响煤炭生产安全的最主要灾害之一。
This paper has set up a geometric model for the purpose of studying of spontaneous combustion of coal pillar.
论文建立了用于煤巷自燃研究的几何场效模型；
Spontaneous combustion of coal stockpile is a key problem to be solved for safety in coal production and storage.
煤炭自燃火灾严重影响煤炭的安全生产和储藏。
Finally based on the analysis of heat effect during tests, the mechanism of spontaneous combustion of coal is discussed.
最后，通过煤炭低温吸氧过程的热效应分析，对煤炭自燃机理进行了探讨。
The spontaneous combustion of coal of gob is one of the major calamities, which seriously influences safety production of mine.
采空区浮煤自燃是煤矿的主要灾害之一，严重影响了煤矿的安全生产。
This provides the theoretical criteria and practical data for the productive department to divide the area of spontaneous combustion of coal seams.
这为生产上查明煤层自燃范围提供了理论和实际依据。
To enhance the efficiency of mine fire control, the technology of three-phase foam for preventing spontaneous combustion of coal in goaf was developed.
针对目前煤矿防灭火技术与材料存在的一些不足，研制了一种用于防治采空区煤炭自燃的三相泡沫材料。
However the study of the spontaneous combustion of coal seam causing surface subsidence deformation is very little, so the paper tries to study the problem.
然而煤层自燃引起的地表移动变形研究在国内外涉及很少，为此本论文对该问题进行了一定的探索和尝试。
The spontaneous combustion of coal beds is a common problem in the coalfield in China, and particularly serious in the Jurassic coalfield in Northwest China.
煤层自然是我国煤矿中存在的一个较为普遍的问题，尤其是西北地区体罗纪煤田，煤层自然尤为严重。
Spontaneous combustion of coal is an extremely complicated physical chemistry process and the moisture is the important factor of the influence of coal oxidation.
煤炭自燃是一个复杂的物理化学过程，煤的水分是影响氧化进程的重要因素。
The geological environment is very fragile, with shortage of groundwater, critical spontaneous combustion of coal seams and large distribution of burn rock in mining area.
矿区地质环境脆弱，地下水资源贫乏，煤层自燃严重，火烧岩广泛分布。
Spontaneous combustion of coal seams is a complicated physical-chemical and environmental process and the result of integrated action of many kinds of internal causes and external conditions.
煤层自燃是一个复杂的物理、化学和环境作用过程，是多种内在原因和外在条件综合作用的结果。
Relationship between hydrogen and oxidization and spontaneous combustion of coal in gobs in Xinji coal Mine is studied through experiments of coal desorption and heat decomposition in laboratory.
通过实验室煤的解吸、热解试验，分析研究了新集煤矿采空区氢气与煤自燃氧化的关系。
A new way of modelling of coal spontaneous combustion processes at low temperature is given.
从而为煤低温自燃过程的建模提供了一条新的途径。
Coal fire is a dynamic process caused by spontaneous combustion of the coal layer in various directions, accompanied by the sensible thermal field variation both in time and in space.
煤层自燃是一个动态变化的过程，随着自燃向不同方向扩大或缩小，其热场随着燃烧过程而发生空间变化。
The nonlinearity and distribution of information processing of the artificial neural network are utilized in the indentification of model of coal spontaneous combustion stove at low temperature.
将人工神经网络的非线性特性和信息的分布性用于煤低温自燃实验炉的模型辩识。
Coal spontaneous combustion is one of disaster in Yima coalfield.
煤炭自燃是义马煤田主要灾害之一。
The main reason of coal spontaneous combustion is interaction between surface activity structure of coal and oxygen.
煤自燃主要是由于煤表面活性结构与氧之间相互作用的结果。
Owing to the lower intensity, pure gel breaks into pieces and loses water easily, affecting its preventing and controlling of coal spontaneous combustion.
矿用灭火凝胶材料由于强度低易破碎脱水，一定程度上影响了煤炭自燃火灾防治的效果。
Exothermic oxidation of coal is the main cause of spontaneous combustion.
煤的氧化放热是引起煤自燃的主要原因。
The coal spontaneous combustion fire is one of main disasters in coal mine, it has seriously affected the safety of coal mine in production.
煤炭自燃火灾是煤矿的主要灾害之一，严重影响了煤矿的安全生产。
The indicator gases predicting coal spontaneous combustion were determined based on the law of gas released from oxidizing coal with temperature.
进行了煤的升温氧化实验，通过分析煤氧化释放气体随煤温变化规律，确定煤自然发火预测预报的指标气体。
Coal spontaneous combustion seriously threats the safety of coal industry.
煤自燃火灾严重威胁着煤炭工业的安全。
Accurate prediction of the tendency of spontaneous combustion risk in mining coal layers is of great importance in production safety of coal mine.
正确预测开采煤层自燃发火的趋势与危险性，对煤矿安全生产具有重要的指导意义。
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