bench cut blasting 阶段爆破 ; 梯段爆破
parallel cut blasting 直眼掏槽爆破
angle cut blasting 中心掏槽爆破
cut-blasting 掏槽爆破
cut blasting effect 掏槽效果
burned-cut blasting 深孔掏槽爆破
parallel-cut blasting 平行空炮孔掏槽爆破
cut blasting parameters 掏槽爆破参数
bench h cut blasting 阶段爆破
The practice has shown that the initiation delay time is an important factor affecting cut blasting effect.
工程实践表明，微差起爆时间是影响掏槽效果的一个重要因素。
Experimental results show that the cut blasting effect of bottom charge is better than that of conventional charge.
试验结果表明，底部空气柱装药掏槽爆破效果优于常规装药效果。
The application of cut blasting in Ekou iron mine is described. Some reasonable blasting parameters are provided for similar mine.
介绍了采场中部掏槽爆破在峨口铁矿的应用，提供了一组比较合理的爆破参数，供类似矿山的生产作参考。
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