• The combustion parameters of petroleum coke are between soft coal and anthracite .

    石油燃烧特性指数大约处于烟煤无烟煤之间

    danci.911cha.com

  • After spring plowing it looks oil-blackened or colored by the soft coal which occurs in great veins throughout the state.

    春耕之后泥土油亮乌黑,像是遍布全州矿脉里松软烟煤染过似的。

    www.bigear.cn

  • In this thesis, experimental analyses are used to investigatecombustion and pollutant emission performance of anthracite, lean coal, soft coal, lignite and blended coals.

    本文针对无烟煤、烟煤褐煤及其两煤种之间燃烧污染物排放特性进行实验研究

    dict.cnki.net

  • After More burial and chemical transformation of the aging organic material, the peat becomes lignite, a very soft coal-like material.

    这些古老有机物质经过进一步埋藏化学变化泥炭就变成一种非常物质那样的褐煤

    dict.ebigear.com

  • The combustion characters of petroleum coke were between those of soft coal and anthracite .

    石油燃烧特性处于烟煤无烟煤之间

    www.youdict.com

  • The caving reasons of the rib area in front of supports is analyzed, at the fully mechanized caving coal face, in the hard roof, soft coal, soft bottom and large inclination thick coal bed.

    系统分析了坚硬顶板倾角较薄厚煤层综采顶煤工作面冒落原因,以及采取预防措施处理方法。

    www.dictall.com

  • The article analyzes the cause of coal and gas outburst in heading face and introduces ways, control gas outburst in heading faces with three-soft coal seam.

    前言分析掘进头发生瓦斯突出原因介绍了煤层区域掘进头瓦斯综合治理途径和措施。

    www.chemyq.com

  • Soft coal burns with more flames than hard coal .

    烟煤燃烧火焰无烟煤

    www.websaru.com

  • The II3123 face is a light type caving face of three-soft coal seam. the roof is cracked, sloughing and roof fall often occur.

    前言: 石台煤矿II3123工作面为“煤层工作面顶板破碎掉,片帮、冒顶时常发生

    www.chemyq.com

  • As well as the related information of deformed soft coal in study area was got by this technology; dangerous districts of coal and gas outburst were forecasted in study area.

    利用技术获取了研究区的构造资料,对研究区的瓦斯突出危险性区域进行预测

    dict.cnki.net

  • This paper puts forward support plan through analyzing strata behavior regularity of coal roadway in seam with soft roof, soft coal and soft floor.

    文章通过永华煤矿“三煤层巷矿压规律进行分析提出支护方案

    www.chemyq.com

  • The project takes pyrogenic dry distillation gas of soft coal in continuous retort as the fuel gas and produces ferroalloy coke and crude tar oil.

    项目是以烟煤连续炭化炉热解干馏煤气作为城市燃气,同时付铁合金焦油

    sbfeng.com

  • At the present, the problem which is urgently to be solved in gas discharge is the drilling technology in soft coal seam gas discharge, especially the drilling technology of the deep hole.

    目前瓦斯抽急待解决问题煤层瓦斯打钻技术尤其是打钻技术

    tech.zidian8.com

  • It has good coal adaptability and is especially suitable for soft coal that has high tar content and big gas output.

    煤种适应性强尤其适用焦油含量,产气量烟煤

    www.llksjx.com

  • The support of coal roadway in seam with soft roof, soft coal and soft floor is a problem of influencing production.

    前言: “三煤层巷道支护问题一直是困扰生产难点之一。

    www.chemyq.com

  • By recent years' practice, the study of drilling technology in soft coal seam gas discharge is put forward to discuss.

    煤层瓦斯抽打钻技术进行研究,与同行交流

    www.chemyq.com

  • There are many kinds of forms of gas discharge, but the main form is soft coal seam gas discharge.

    瓦斯抽形式多种,本煤层主要形式

    www.dictall.com

  • I still think I just and opposition the wind merely top of the appearance is very handsome, immediately just knows, UGG Stivali age, and originally whole a soft coal pellet mushrooms a sky.

    啊,以为刚才自己逆风样子帅气现在知道原来整个黑煤球升天

    blog.tianya.cn

  • The result indicates that anthracite and soft coal belong to resistance loss wave absorption material, in which electromagnetic energy mainly weakens in the material resistance.

    结果表明无烟煤烟煤属于电阻型材料电磁能主要衰减材料电阻上。

    www.magsci.net

  • Not only it takes up the harm of adhesion of soft coal and tar, but also it eliminated the influence of water.

    不仅彻底消除烟煤粘接性焦油危害消除水分影响

    ip.com

  • The de-oiling counter heating stove for soft coal gasified decoking belongs to the technology field of fuel supply.

    烟煤气化脱除焦油属于燃料供应技术领域

    ip.com

  • Along with the mines toward deep level in China, the problems of soft rock are becoming more and more outstanding, especially controlling surrounding rock of three-soft coal seam.

    随着我国煤矿开采越来越趋向深部煤矿问题便越来越突出特别是煤层回采巷道的围岩控制问题

    www.fabiao.net

  • However, with the extension of mining depth, the distribution of soft coal seam has been expanding.

    然而随着矿井开采范围松软煤层分布范围呈不断扩展趋势。

    www.fabiao.net

  • There are three coal mines in Xin'an Coalfield. The Shanxi group irregular(2-1) coal seam has soft roof, soft coal and soft floor.

    新安煤田新建的矿井,主采煤层山西2-1不稳定煤层

    www.chemyq.com

  • There are three coal mines in Xin'an Coalfield. The Shanxi group irregular(2-1) coal seam has soft roof, soft coal and soft floor.

    新安煤田新建的矿井,主采煤层山西2-1不稳定煤层

    www.chemyq.com

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