爆破採煤 的英文怎麼說

中文拼音 [bàopòcǎiméi]
爆破採煤 英文
coal blasting
  • 爆 : 動詞1. （猛然破裂或迸出） explode; burst 2. （放在滾油里快炒） quick-fry
  • 破 : Ⅰ動詞1 （完整的東西受到損傷） be broken; be damaged 2 （使損壞） break; break down; damage 3 （使...
  • 煤 : 名詞（黑色固體礦物） coal
  • 爆破 : blow up; blast; burst; demolish （by explosives）; detonate; explode; dynamite
  • 採煤 : excavate coal; coal mining; coal extraction; coal cutting
  1. 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
  2. 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。
  3. Practice of using volley shotfiring to improve lump - coal yield

    採煤工作面松動爆破提高塊煤率的實踐
  4. Xinji no. 3 coal mine is a steep mine. it has reached pre - results by isolating the pillar with loosen blast technology in recovery area. the recovery rate is lifted and coal loss is reduced. it is an example for the same mine

    新集三礦屬急傾斜礦井，在回收區段隔離煤柱中應用松動爆破技術，達到了預期效果，提高了采區回採率，減少了煤炭損失，並為同類型礦井提供了經驗。
  5. 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
  6. No safety pillars shall be mined without authorization and no dangerous methods, such as water bursting, blasting and breaking through roadways, which may threaten the production safety of adjacent coal mines shall be adopted

    采礦作業不得擅自開采保安煤柱，不得採用可能危及相鄰煤礦生產安全的決水、爆破、貫通巷道等危險方法。
  7. Considering cast blasting was to be carried in one internal coal surface mine, the cast blasting parameters, pre - splitting blast parameters, types of explosive and construction of charge were studied based on overseas examples

    摘要針對國內大型露天煤礦要採用高臺階拋擲爆破技術，根據國外的事例經驗，詳細研究了高臺階拋擲爆破參數、預裂爆破參數、炸藥類型和裝藥結構。
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