pillar mining 中文意思是什麼

pillar mining 解釋
礦柱回採法
  • pillar : n 1 柱；紀念柱；（柱）墩，柱腳；【礦物】（礦井中硬炭層或巖石形成的）礦柱，煤柱。2 柱狀物〈水柱，...
  • mining : n 1 采礦，采礦業，礦業。2 敷設地雷[水雷]。adj 開礦的，采礦的。 a mining engineer 采礦工程師。 min...
  1. Application of non - pillar combined level mining in soft fractured ore body

    無底柱並段開採在松軟破碎礦體中的應用
  2. Application of pedrail - walking type hydraulic supports in board and pillar mining method

    房柱式開采中履帶行走式液壓支架的應用
  3. Dimension design of coal pillar with weak plane in strip mining

    條帶開采中含弱面的煤柱尺寸設計
  4. Numerical simulation research to the coal pillar leaving under different mining condition in air gate of lin huan coal mine

    臨渙礦風巷不同采動條件煤柱留設數值模擬研究
  5. Mining method under coal pillar in close distance coal seam

    近距離煤層煤柱下的開采方法
  6. Determination for coal pillar size in comprehensive mining roadway

    綜采巷道煤柱尺寸的確定
  7. Currently, the company is in line with the national policy for the establishment of large - scale coal bases and large zhengzhou coal - electricity - aluminum pillar industry development needs, and actively integrating coal mining resources, and promote enterprise development by leaps and bounds

    目前，集團公司正按照國家建立大型煤炭基地的政策要求及大鄭州煤?電?鋁支柱產業發展需求，積極整合礦區煤炭資源，推動企業跨越式發展。
  8. Test research on permanent pillar mining with coal refuse backfilling

    矸石充填巷式開采永久煤柱試驗研究
  9. Pillar drawing in room - and - pillar mining at jinshan gold mine

    金山金礦房柱法開採的礦柱回採
  10. Application of surface subsidence reduction obtained through grouting the separated beds in overburden in railroad - protected coal pillar mining

    覆巖離層注漿充填保護地面高壓線路試驗研究
  11. Pillar mining of rock cross - cut with pseudo - sloping flexible shield

    俯偽斜柔性掩護支架採煤工作面技術管理
  12. The upward horizontal slice stoping and filling without intervening pillar is the main mining method in huangshaping pb - zn mine

    摘要上向水平分層充鎮無間柱采礦法是黃沙坪鉛鋅礦的主要采礦方法。
  13. Technology of mining without pillar for level entry in much thicker inclined coal seam

    淺談特厚易燃煤層水平布置巷道無煤柱開采技術
  14. Based on the geological and mining conditions and occurrence characteristics of loose aquifer of xinglongzhuang colliery, water bursting cause of 4303 full - mechanized caving mining face under loose aquifer was analyzed, the prevention measures of the 3rd aquifer and reasonable dimension of coal pillar for sand proof were discussed in this paper

    摘要根據興隆莊煤礦地質采礦條件，結合鬆散含水層賦存特徵，分析了四采區4303綜放工作面第四系鬆散含水層出水的原因，探討了防治三含水的技術途徑和留設防砂煤柱的合理尺寸。
  15. Study of mine pressure with room - pillar mining in nantun coal mine

    南屯煤礦房柱式開采礦山壓力研究
  16. Analysis on developing new room and pillar mining method in shendong coalfield

    神東煤田發展新型房柱式採煤方法的分析
  17. Technical analysis on feasibility of new room and pillar mining method

    新型房柱式採煤法可行性技術分析
  18. Repair of roadway without pillar mining

    無煤柱開采其巷道的維護
  19. Discussion of none coal pillar mining

    開採的探討
  20. Practice of pillar mining method adapted under the industrial yard of dongzhuang coal mine

    董莊煤礦工業廣場煤柱開採的實踐
分享友人
分享到 Line

分享到臉書