coal blasting 中文意思是什麼

coal blasting 解釋
爆破採煤
  • coal : n 1 煤，煤塊，煤堆。2 〈pl 〉〈美國〉（一堆）燒紅的煤。3 〈常 pl 〉〈英國〉（幾塊）供燃燒的煤。4 ...
  • blasting : 爆破工程
  1. Preliminary discussion on application of smooth blasting shotcrete and bolt support in coal bunker

    噴錨支護在煤倉中的應用
  2. Gas control and practice in high gassy coal face with blasting mining

    淺談高瓦斯礦井炮采工作面瓦斯治理與實踐
  3. Finally, some methods calculating cast blasting parameters and pre - splitting blast parameters and some advices of minish losing coal were brought forward

    最後給出了確定高臺階拋擲爆破參數和預裂爆破參數的方法，並提出了減小煤損失的一些措施。
  4. Research and application of blasting mining, caving coal, large indination, thick coal seam and overhand mining technology

    炮采放頂煤大傾角厚煤層仰采技術研究與應用
  5. Pin - point blasting and its effect and protection in open - pit coal mines

    露天煤礦拋擲爆破及其影響和防護
  6. Application of controlled blasting in drivage of coal - rock drift

    在半煤巖巷道掘進中的應用
  7. There are two types furnace coal gas or dispersed coke, three fuel adding method : middle, left and right type, while 90obetween blasting direction and fuel adding direction should be kept ; it can also be collocated agilely in line with demand of the users

    其燃燒爐有兩種爐型燃煤氣或碎焦炭加燃料的方式分正左右三種，但是鼓風方向始終與加燃料的方向呈90
  8. For avoiding the occurrence of explosion - related accidents, the author presents an introduction to the safety regulations that should be observed. these includes the check of gas concentration before charge and initiation and after blasting, the adoption of interlocked blasting system, indirect blasting, initiation by stages at coal and beading faces, use of water stemming, shallow - hole balsting, blasting earning and safety distance

    為了防止在井下爆破中引起事故，對一炮三檢制和聯鎖爆破制，反向爆破作業，採煤、掘進工作面的分次起爆作業，水炮泥的使用，淺眼爆破作業，爆破警戒和爆破安全距離等安全規定進行介紹和分析。
  9. The way of controlling blasting cost during opencast coal mining

    降低露天煤礦開采爆破成本的途徑與實踐
  10. Review and outlook of application of millisecond blasting in huainan coal mines

    淮南煤礦毫秒爆破應用的回顧與展望
  11. Blasting techniques for coal mines

    煤礦爆破技術
  12. Practice on drilling blasting mining replaced by caving mining with light hydraulic supports in soft roof, soft coal and soft floor seam

    煤層中炮采改為輕放開採的切眼支護實踐
  13. The practice of controlled blasting under rails at coal loading station

    裝煤站鋼軌下實施控制爆破的實踐
  14. Fractal study on blasting energy of top coal

    綜放頂煤爆破能量的分形研究
  15. Production practice of combined mining in fully mechanized coal face and blasting mining face

    綜采面與炮采面聯合開採的生產實踐
  16. Longwall and longhole blasting coal mining method for difficult mining seam

    難採煤層巷道長壁長孔爆破採煤方法簡介
  17. High productivity and efficiency measurment in working face of thin coal seam with blasting

    薄煤層炮采工作面高產高效措施
  18. The selection of primary parameters of demolishing the foundation of air compressor in the coal mine by static fragmentation measure, implementation method and blasting results are presented

    摘要介紹了用靜態破裂法拆除煤礦空壓機基礎的主要參數選取、施工方法及破碎效果。
  19. Test on blasting parameter optimization of coal blasting mining face in thin seam with partings

    含煤矸石薄煤層炮采面爆破參數的優化試驗
  20. According to theory of fractal geometry, the relations of fragmentation distribution of blasting lumps and the fractals of fragmentation was got, and then established the relation of coal blasting lumps fragmentation of fractal value and parameters of blasting according to field, as well as guides the optimization of blasting parameters, and controls fragmentation of coal blasting, in order to estimate and forecast fragmentation before blasting

    摘要根據分形幾何理論得出爆堆塊度分佈和塊度分維數的關聯關系，然後根據現場爆堆塊度分佈建立爆堆塊度分維值與爆破參數的關系，從而達到指導人們進行爆破參數優化，拉制煤體爆破塊度，進行爆前的塊度估算和塊度預測的目的。
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