间隔装药 meaning in English

spaced loading

Analysis of smooth blasting technology for air - deck charge
空气间隔装药光面爆破技术探讨
Application of bottom interval charging in deep - hole blasting
底部间隔装药技术在深孔爆破中的应用
Tests and application of spaced charging in open - pit mine blasting
间隔装药在露天矿爆破中的试验与应用
The practice of air interval charging of blasthole at shirengou iron mine
石人沟铁矿的炮孔空气间隔装药实践
Research in blasting of fragment interval fit explosive at mine nanfen
分段间隔装药爆破方法在南芬露天矿的实验研究

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