煤層頂板 的英文怎麼說

中文拼音 [méicéngdǐngbǎn]
煤層頂板 英文
cliff
  • 煤 : 名詞（黑色固體礦物） coal
  • 層 : i 量詞1 （用於重疊、積累的東西 如樓層、階層、地層） storey; tier; stratum 2 （用於可以分項分步的...
  • 頂 : i 名詞（人體或物體的最上部） crown; peak; top Ⅱ動詞1 （用頭支承） carry on the head 2 （從下面拱...
  • 板 : Ⅰ名詞1 （片狀硬物體） board; plank; plate 2 （專指店鋪的門板） shutter 3 [音樂] （打拍子的樂器） ...
  • 煤層 : [地質學] coal rake; coal seam; coal bed
  1. Sedimentary control of coalbed methane in this region were expounded according to the control and influence of sedimentation on coal gathering action ( thickness of coal reservoirs, distributing and coal - bearing characteristics ), on forming and distributing, maceral, organic facies and coalfacies, cap formation types and their sealing capability of adjoining rock

    根據沉積作用對聚煤作用（煤儲層的厚度、分佈及含煤性特徵） ，對煤儲層的形成與展布、煤巖組成、有機相和煤相、頂底板蓋層類型與封蓋性能的控制和影響，討論了沉積作用的控氣特徵。
  2. Control technology of composite roof in deep well coal bed

    深井煤層復合頂板控制技術
  3. Main factors and mechanics influencing water inrush from roof snadstone

    影響徐州礦區煤層頂板砂巖涌水的主要因素及機理
  4. Then, it summarizes the present situation of geophysical methods, and presents an introduction to some methods such as mine direct current method, mine transient electromagnetic method and geological radar exploration

    本文簡要介紹了我國煤礦生產的發展趨勢，說明地質構造及煤層頂、底板水問題是當前煤礦深部開采中所面臨的主要地質問題。
  5. Through analyzing on the different phenomena of gas pouring amount at different coal seam, different area at the same seam, different position at the same area, the coal thicknss, inclined angle, structure, roof and floor rock character and water content in coal est. geology factor are regarded as the main reason of effecting the gas pouring amount

    通過對不同煤層，同一煤層不同區域，同一區域不同地點瓦斯湧出量有很大差異現象的分析，認為煤層厚度、傾角、構造、頂底板巖性、煤中水分等地質因素是影響瓦斯湧出大小的主要原因。
  6. Head face roof control technology in very complex structure seam working face

    極復雜構造煤層工作面端面頂板控制技術
  7. A roof - coal - discharging test mining by predetonation in super high seam

    堅硬頂板特厚煤層預爆破放頂採煤試驗
  8. In accordance with the occurrence behavior of roof strata and the fracture characteristics of key stratum in shallow seam longwall mining, studied post - buckling behavior of roof key stratum in the process of mining by using initial post - buckling theory, which derived a critical load and a breaking span of the main roof during the first weighting, determined the final subsidence and the maximum rotation angle for broken key stratum, and presented an application with the example of daliuta 1203 face

    摘要根據淺埋煤層頂板巖層的賦存特點和長壁開采時關鍵層的變形破斷特徵，應用初始后屈曲理論探討了開采過程中頂板關鍵層的后屈曲性態，得出了老頂初次來壓時頂板的臨界載荷和破斷步距，確定了頂板破斷后的極限下沉量和回轉角，並以神東礦區大柳塔1203工作面為例給出了工程實例。
  9. Evaluations method for coal seam - roof stability in geological survey stage

    煤田地質勘探階段煤層頂板穩定性評價方法
  10. In order to optimize the parameters of running top coal under different coal and gangue fragmental size, on the basis of measuring and analyzing the distribution character of top - coal fragmental size, running top coal was studied for the coal seam with dead - unconsolidated thin sandstone roof by loose medium model experiment

    摘要為了優化不同煤矸塊度條件下的放煤工藝參數，在實測分析頂煤破斷塊度分佈特點的基礎上，採用散體模型試驗的方法對煤層頂板為極鬆散細砂巖條件下的放煤工藝進行了研究。
  11. Experimental study on mechanical character of sandstone of the upper plank of coal bed under high temperature

    煤層頂板砂巖高溫狀態下力學特徵試驗研究
  12. Research results show that different conformation mode of tectonite roof result in the difference of preservation condition of gas, intense pressing process of structural stress in the front of gliding structure result in mine gas outburst, and control on no. 2 gas source in tectonite roof is the best means by which the gas problem can be perfectly solved in gliding structure area

    研究結果表明：由於滑動構造區煤層頂板不同的結構類型，導致礦井瓦斯保存條件的差異；滑動構造前緣擠壓帶內強烈的擠壓應力作用是本區瓦斯突出的根本原因；控制采空區頂板的二次瓦斯源是治理滑動構造區瓦斯地質災害的根本之策。
  13. On the basis of analyzing the geology conditions of qidong well field, using the rfpa2d analysis system, we have carried on the finite element analysis to the adjustment process of stress field and the damage evolution of the coal bed roof which was caused by coal bed mining

    摘要在分析祁東井田地質條件基礎上，利用rfpa2d分析系統對不同地應力條件下，由於煤層開采引起煤層頂板覆巖發生的損傷演化和應力場調整的過程進行了有限元分析。
  14. Study on coal seam roof gas drainage from the strike of annular fracture areas by the long drill method

    開採煤層頂板環形裂隙圈內走向長鉆孔法抽放瓦斯研究
  15. Study and practice on supporting technique in coal seam roof

    煤層頂板支護技術的研究與實踐
  16. Analysis and prevention measures of mine roof sandstone flood in panji - xieqiao mining area

    潘謝礦區煤層頂板砂巖水害分析與防治措施
  17. Application of fuzzy synthesis evaluation to coal seam roof stability

    模糊綜合評判在煤層頂板穩定性評價中的應用
  18. Application on gas drainage technology in high level drainage roadway of coal roof

    煤層頂板高抽巷瓦斯抽放技術的應用
  19. To optimization design taked gas out system and technique for close to seam roof

    鄰近煤層頂板瓦斯抽放系統工藝的優化設計
  20. Mechanical characteristics and cracking mechanism of coal roof sandstone under high temperature

    煤層頂板砂巖在高溫下的力學特性及破壞機理
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