On the basis of the case study of Anjialing surface coal mine, the trends in the development of shovel-truck technology have been analyzed.
最后在安家岭露天矿实例研究基础上，分析了该工艺在我国露天矿开发中的发展趋势。
The evaluation of unreclaimed land productive potential in surface coal mine are keys for promulgating land reclamation planning in the mine.
露天煤矿待复垦土地生产潜力评价是编制土地复垦规划的一个重要内容。
Taking the dump of No. 2 surface coal mine in Shenglidong mining area in Inner Mongolia as a case. The research method is the combination of on-site investigation and data analysis.
以内蒙古胜利东二号露天矿排土场为例，通过实地调研与资料分析，对矿区采取的复垦技术进行了分析和总结。
According to the conditions of the surface coal mine in Heidaigou, the semi-continuous mining system for loess stripping was put forward, and the feasibility of this system was studied.
根据黑岱沟露天煤矿的条件，研究了黄土剥离采用半连续工艺的可行性及方式。
Surface electroosmosis method can reduce coal tangential resistance but the pole distribution affects the result of reducing resistance.
表面电渗法可有效地减少煤的切向阻力，但电极分布对电渗效果有很大影响。
Surface electroosmosis method can reduce coal tangent ial resistance but the pole distribution affects the result of reducing resistance.
表面电渗法可有效地减少煤的切向阻力，但电极分布对电渗效果有很大影响。
Don Blankenship, CEO, Massey energy: "Most coal mined by surface mining cannot be deep mined... energy resources would be lost if not surface mined... our company is an energy company," he added.
MasseyEnergy的首席执行官Don Blankenship表示：“采用地表采矿，大多数煤炭不能深采…不采用地表采矿，会造成能源损失…我们公司是能源公司。”
Mobility between surface mining, underground mining, coal or metal mining sectors may be limited by differences in production technologies and licensing requirements.
表面开采，地下开采，煤或金属采矿行业之间的流动性可能会因生产技术和许可要求的差异而受限制。
The electron- ics of the C atom and the N atom on the coal surface amino transfer to oxygen atom in the oxygen molecule.
煤表面氨基上的C原子和N原子的电子向氧分子中的氧原子转移。
Through the analysis with ESCA charts, it has proved that BET on the surface of Coal is absorbed by adding the BET as the increasing.
经esca谱图解析分析，证明了BET在煤表面的吸附，并随bet的用量增加而增加。
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。
A new method of deashing was provided to solve the difficulty of flotation deashing by some special kind of reagent changing the surface nature of Zhungeer coal.
主要针对准格尔煤浮选降灰的难度，提出某种药剂改变准格尔煤表面性质，从而降低灰分的方法。
The diffusion of coalbed methane in coal reservoirs is defined that the main process of coalbed methane desorbed from coal matrix pore surface migrated to cleat system.
煤层气在煤储层中的扩散是指从煤基质孔隙表面上解吸的煤层气运移到割理系统的主要过程。
The results of test show that CT-136 has good modified effect on coal gangue, and chemical adsorption form between medication and surface of coal gangue.
试验结果表明：CT- 136对煤矸石有良好的改性效果，改性剂与煤矸石矿粉表面发生了化学吸附。
Using coal gangue of Qitaihe as raw material, the best surface medication agent was screened through the test of medication choosing and rubber filling.
以七台河矿区煤矸石为原料，通过改性药剂选择试验和橡胶填充试验筛选最佳表面改性剂。
Methods of modified coal tar pitch for preparing high specific surface area activated carbon were studied.
研究了用于制备高比表面积活性炭的改质煤沥青的调制方法。
To recover the remainder coal in the side slope walls of surface mine by use of underground coal winning method can increase coal recovery rate and mine economic effect.
采用地下台阶式开采法回采露天矿端帮煤可大大提高煤炭资源回收率和矿山经济效益；
Screen surface using filters, filter cloth, can maximize the recovery of coal, solid high recovery.
筛面采用滤网，滤布等，可最大限度回收精煤，固体回收率高。
Through the research on condition, form, character and factor of surface movement induced by exploiting coal. The paper discusses the surface deformation of some coal mines in Shanxi province.
本文通过对采煤后地表移动和破坏的破坏条件、形式、特性，影响因素等方面的研究，对山西省部分矿区的地表变形进行了论证。
Mining in deep mine generally refers to the mining technology apoted for mining the specific depth coal that is apart from surface.
深矿井开采一般是指为开采距地表特定深度的煤炭而采取的开采技术。
The calculate formula premise of the residual life of boiler convection heating surface is pointed out, and the cause of heating surface wearing due to the quality decline of coal is analyzed.
指出了影响锅炉对流受热面剩余寿命计算公式的应用前提，分析了由于燃煤质量的下降，造成受热面磨损的原因。
The surface modification of pyrite is directly affected by the microorganism adsorption amount on coal-pyrite surface, which will determine the efficiency of floatation desulfurization.
微生物在黄铁矿表面吸附量的大小，直接影响微生物对黄铁矿的表面改性，决定浮选脱硫效果的优劣。
At present, the technique of coal-bed methane surface mine and gas drainage was mature, so it was feasible for coal-bed methane development and utilization in Sichuan Province.
目前国内外煤层气地面开采技术、井下瓦斯抽放技术均已成熟，四川煤层气开发利用是可行的。
The modification mechanism of coal and coal-pyrite surface was studied after treatment with electrolysis reduction and metal corrosion interaction.
研究了电解还原法和金属腐蚀电偶法对煤和黄铁矿表面改性的机理。
The coefficient can be indicative of the material abrasion resistance properly and directly used to calculate the safety gas velocity in the convection heating surface of coal-fired boilers.
并用它表征塑性材料的抗磨性能。该系数可直接应用于计算燃煤锅炉对流受热面的安全烟速。
The impact of coal mine goaf on seismic surface ground motion and its dynamic stress distribution around the tunnel was investigated.
研究了煤田采空区对地面地震动的影响以及采空巷道的动应力分布。
The impact of coal mine goaf on seismic surface ground motion and its dynamic stress distribution around the tunnel was investigated.
研究了煤田采空区对地面地震动的影响以及采空巷道的动应力分布。
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