Combined supporting with bolting with wire mesh,belt,shotcreting and cable anchor in large room gains good technologyical and economic result.

 
  • 在井下大硐室采用"錨網(wǎng)帶、噴+錨索"聯(lián)合支護結構,取得了較好的技術(shù)經(jīng)濟效果。
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