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作者理论结合实际,讨论了岩巷掘进中的炮眼深度和掏槽爆破问题,较为细致地分析了影响炮眼深度的主要因素及合理确定炮眼深度的方法,在进行全面研究的基础上推荐了较为合理的掏槽形式和掏槽参数。
In combination with the theory, the author discusses the blasthole blasting and blasting blasting in rock tunneling. The main factors influencing the blasthole depth and the method of determining the blasthole depth are analyzed in detail. Based on the comprehensive study, it is reasonable to recommend The undercut form and undercut parameters.