摘要
本文对导向孔在光面爆破中的作用作了详细的理论分析,并实际应用在节理裂隙发育的软弱岩石中,有效地解决了在该岩体中采用普通光面爆破所出现的不足,获得了很好的效果。
The paper makes a detailed theoretical analysis of the role of the guide hole in smooth blasting. The guide hole has been used in the smooth blasting in weak and soft rock with developed joint fractures, which has effectively solved the problem in the traditional smooth blasting in such rock body and achieved excellent results.
出处
《金属矿山》
CAS
北大核心
1993年第12期26-28,43,共4页
Metal Mine
