摘要
概述了光爆锚喷支护技术在煤矿井巷的推广应用过程,分析了在煤矿推广应用该技术所取得经济效益。
This paper sketches the popularization and application of the technique of smooth-wall blasting and bolt-spray supports in the tunnels of coal mines, and analyses the economic benefit obtained by popularizing and applying this technique in coal mines.
出处
《科技情报开发与经济》
2002年第4期225-225,227,共2页
Sci-Tech Information Development & Economy
