Open-pit mining follows the same sequence of operations as underground mining: drilling, blasting, and loading and removing waste and ore.
露天采矿遵循与地下采矿相同的作业顺序：钻孔、爆破、装载并运走废料和矿石。
Open-pit mining follows the same sequence of oprations as underground mining: drilling, blasting, and loading and removing waste and ore.
露天采矿遵循与地下采矿相同的作业顺序：钻孔、爆破、装载并运走废料和矿石。
A method of buffer blasting used in the open pit is presented in this paper.
本文主要介绍了目前露天矿山开采使用的“压碴爆破”方法。
In the light of its practical production, the monitoring method and results of deep hole blasting vibration in Wulongquan Open pit are expounded.
结合乌龙泉露天矿的生产实际，阐述了该矿深孔爆破震动的测试方法和测定结果。
To improve the stability of open pit slopes, the research trials of controlling blasting near the final open pit slopes have been discussed.
为保证露天矿边坡稳定性，重点进行了临近边坡的控制爆破试验研究。
This paper introduces application of the hole-by-hole initiating technique, aimed at reducing blasting vibration, in Jinduicheng Open-Pit Mine.
介绍了以降低爆破震动为主要目标的逐孔爆破技术在金堆城露天矿的应用。
The calculation results and open-pit slope stability under blasting vibration influence are analyzed and appraised.
以计算结果为参照来分析、评价爆破震动对边坡稳定性的影响。
Controlled slope wall blasting plays key role in open pit mining.
边坡控制爆破在露天矿山起着至关重要的作用。
Blasting earthquake effect on slope stability of open-pit is an extremely obvious and complicated problem.
爆破地震效应对露天矿边坡稳定性影响是一个极其明显和复杂的问题。
Wall cutting and unloading is a task of top priority of comprehensive harness in the north slope of Jinduicheng open pit stope. The vibration by blasting influenced the stability of slope.
削坡减载是露天采场北部边帮综合治理的当务之急，在边坡上进行爆破作业产生震动，对边坡稳定有一定影响。
The ordinary method of room-blasting is presented, and it is proved that room-blasting still has practical value to open pit provided it is reasonablely changed.
叙述了药室爆破的一般方法，并论述了通过合理改造，药室爆破在露天矿山生产中仍然具有实用价值。
Drillers in this unit group operate mobile drilling machines to bore blast holes in open-pit mines and quarries and to bore holes for blasting and for building foundations at construction sites.
该项中的钻探工人操作移动钻孔机实施露天矿和采石场的钻孔爆破以及建筑工地的建筑物基础设施的爆破工作。
The basic principle and design method on the hole by hole blasting technique are described, and the practical result of this technology in domestic open-pit mine are introduced.
介绍逐孔起爆技术的基本原理、设计方法以及逐孔起爆技术在露天矿山生产中的良好效果。
The effect of the blasting of production on main transported adit was analyzed at Nanfen Iron Open-pit Mine.
分析了南芬露天铁矿生产爆破对主运输平硐的影响。
Based on the above results, practical blasting tests have been carried out in open-pit mines and the expected results have been got.
在上述结论基础上，在露天矿进行生产爆破试验，并取得了预期的爆破效果。
For mining pits, especially those open-pit mines where water accumulation is serious, it is difficult to achieve ideal blasting effect in blasting-drilling by general blast methods.
对于采场尤其是爆破钻孔积水严重的露天矿山，一般的爆破方法难以取得理想的爆破效果。
For mining pits, especially those open-pit mines where water accumulation is serious, it is difficult to achieve ideal blasting effect in blasting-drilling by general blast methods.
对于采场尤其是爆破钻孔积水严重的露天矿山，一般的爆破方法难以取得理想的爆破效果。
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