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- Coal rock can be classified as humic and sapropelic coal. 在煤岩的分类中，有腐殖煤和腐泥煤之分。
- In a word, soils mixed coal fly ash have improved physiological functions of cotton plants. 总之，粉煤灰通过改善棉花植株的生理功能从而促进棉花生长。
- Coal rock is the muti-crevasse rock mass and its destruction forms are related with many factors. 煤岩是多裂隙岩体,在荷载作用下的破坏形式多种多样,而且煤岩的破坏与很多因素有关。
- This article concludes the test result and production experience of the internal puddler aboutinjecting the bituminous and anthracite mixed coal. 本文归纳了国内炼铁工作者关于高炉喷吹烟无混合煤的试验结果和生产经验。
- The coal rock is a byproduct in the produce of coal.It not only engrosses a lot of farmlands and soil, but also pollutes the environment seriously. 摘要煤矸石是煤炭生产中的一种副产品，不仅占用大量农田和土地，而且严重污染环境。
- Research shows that maceral and the degree of metamorphism of coal rock are key factors that control the generating and storing capacity of coal rock. 煤岩组分和煤变质程度是影响煤层生储气能力的主控因素。
- The elastic wave parameters characteristics of Datong jurassic coal rock bed are analyzed.It will guide the channel wave seismic exploration in future. 对大同侏罗纪煤田的煤岩层弹性波特征参数进行分析,以便指导今后槽波地震探测工作。
- According to the analysis to the coaly facies,the coal lithotypes,the coal rock composition,the text discusses the influence factor of coal endogenic crack. 文中通过对煤相、煤岩类型、煤岩成分的分析,论述了煤中内生裂隙的影响因素。
- In recent years some key technologies in BF oxygen-coal injection such as oxygen-coal lance,oxygen supply and safe control,pulverized coal flow rate metering and controlling and mixed coal injection were developed. 近年来,研究开发了一系列高炉富氧喷煤关键技术,如氧煤枪、炉前供氧与安全控制、煤粉流量计量与控制以及煤粉混合喷吹等技术。
- The coal analysis method has become an important means for determining mixed coal condition, this method has made up some insufficient aspects of proximate analysis in coal quality test. 煤岩分析法已成为辨别煤质特别是确认混煤情况的重要手段,它在某些方面弥补了工业分析在检验煤质上的一些不足。
- As a feed coal,rational mixed coals of the upper -layer and mi ddle -layer coal in Yilan Coal Minera ls,and of lignite and the long frame coal are experimentally investigated. 分析了哈尔滨气化厂入炉煤质量尤其是灰分含量对气化率及其经济效益的影响,探讨了依兰煤矿上层煤、中层煤合理搭配,褐煤与长焰煤合理搭配作为入炉原料煤的方案,提出了相应的改进措施。
- The results show that under these conditions the rock burst is closely related to the coal rock characteristic, mining depth, thickness of strong roof and periodic weighting of roof. 结果表明在此条件下开采时发生的冲击矿压与煤岩性质、采深、坚硬顶板厚度及顶板的周期来压有密切关系。
- Based upon microcal rock and reflectance of coal rock,the paper analyses the heatalteration of ripening index of organic matter.It has practical value for evaluating gas storageconidion of coal bed. 通过研究显微镜质组分、镜质组分反射率，分析了有机质成熟度的热演化趋势，对评价气源岩的储气条件具有实用价值。
- This paper analyzes the affection to stability of a high coal rock slope caused by the coal gob in a case,makes numeric analysis on this high slop,and appraisals that the slope is stable. 本文分析了某工程含煤岩质高边坡内存在煤洞采空区时对边坡的稳定性影响,并对此高边坡进行了数值分析,对其稳定性作出了一定的评价。
- Mining on conditions that ponding at the same layer of Yongquan mine area,the method and relative technical parameters of leaving the safety protective coal rock pillar are introduced. 介绍了阳泉矿区在有同层积水威胁情况下开采,留设安全保护煤岩柱的方法和有关技术参数。
- Don't mix up this pair of synonyms. 别把这两个近义词混淆了。
- By means of MaGang pilot-scale coking oven experiment and coking oven test,the adding of Australia coking coal to mixed coal may attain better cold intensity coke, and the coke made by partly mixing Canada coking coal have higher coke thermal strength. 马钢小焦炉试验和工业试验结果表明 :炼焦配用澳煤可以得到冷态强度较好的焦碳 ,而配用加煤炼焦具有良好的焦炭热态强度 ;
- He has mixed with crowd together but has not found. 他已同人群混杂在一起而找不到了。
- Triaxial creep tests on coal rocks are carried out by Step Method and the XTR01 electric-fluid servo compression machine. 使用XTR01型微机控制电液伺服试验机,采用梯级加载法,对煤岩进行了三轴蠕变试验。
- He finds it hard to mix at parties. 他感到很难在聚会上与人攀谈。
