blasthole

Adoptting the blasting system with deck charge in blasthole and same-section hole-by-hole mil-lisecond ...

采用间隔装药孔内同段孔间微差侧向挤压崩矿爆破方案，达到了理想的崩矿效果。

From the angle that the energy of an explosive is used for shearing and crushing of a medium, the charge weight per blasthole is calculated.

从炸药能量主要用介质的剪切、破碎的角度，计算单孔装药量。