摘要
介绍了黑火药控制爆破法在河南省商城县花岗岩开采中的试验与应用，给出了工作面开采要素和合理的爆破参数。
The test and use of the controlled blasting of black powder in granite dimension stone production in Shangcheng County, Henan is described with working face production elements and reasonable blasting parameters recommended.
出处
《探矿工程》
1997年第4期57-58,共2页
Exploration Engineering(Drilling & Tunneling)
关键词
控制爆破
黑火药
花岗岩
石材开采
controlled blasting, black powder, granite, dimension stone
