presplitting blasting 中文意思是什麼

presplitting blasting 解釋
預裂爆破
  1. Study on parameters selection and quality measures in smooth and presplitting blasting

    預裂爆破參數選擇與質量措施研究
  2. Practice of using deep - hole presplitting blasting technology to drainage methane from extremely - thick coal seam with low permeability

    深孔預裂爆破強化抽放低透氣性特厚煤層瓦斯的實踐
  3. On the basis of the blasting and excavation and the shotcreting and rock bolting process of a large high slope engineering, the vibration transmission laws in the presplitting blasting, the rock caving blasing and the high slope blasting where the vibration is magnified are analyzed and compared. the effect of the blasting on the slope rock mass and the quality of supporting system construction are evaluated. on this basis, the construction quality control measures are worked out

    以某大型高邊坡工程的爆破開挖與錨噴支護過程為基礎,分析比較了預裂、崩巖爆破與坡高放大的震動傳播規律,評價了爆破對邊坡巖體及支護系統施工質量的影響,據此提出了施工質量的控制措施。
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