摘要
主要探讨了利用现有钻探设备进行改装配套和采用风动潜孔锤钻进技术施工大断面隧道中锚杆钻孔的可行性和适用性。
The paper discusses using assembled complete sets of exploratory equipment and pneumatic DTH drilling technique its feasibility and adaptability on the large—face hole construction.
出处
《西部探矿工程》
CAS
1993年第2期25-27,共3页
West-China Exploration Engineering
