On these grounds, it is confirmed that the general blasting scheme of combining the long-hole and short-holeblasting with water-pressure blasting should be adopted so as to realize the design idea.
据此提出完成这一设计思想应采取深孔爆破、水压爆破及浅眼爆破相结合的最佳方案。
2
Short delay controlled blasting technology for deep hole loose is presented in this paper.
本文简要介绍了深孔松动微差控制爆破技术。
3
During open coal mining, short-distance deep-holeblasting brings tremor to nearby constructions.