分段爆破会产主地震动的叠加，叠加系数直接关系到等效药量的计算。
The sectional blasting will produce superposition of ground motion the superposition factor is directly related to the calculation of equivalent amount of explosive.
一次钻孔分段爆破的新工艺已成功地应用到天井掘进和矿房、矿柱的回采方面。
A new technique of the long-hole blasting has been used in raising and prospecting of the rooms and the pillars.
云峰大坝抗滑墩基础开挖工程紧邻大坝，施工中采取了控制爆破技术，即小孔径、逐排分段爆破的开挖方式。
Controlled blasting technology that is an excavation mode of small-bore and subordinate blasting row by row is used in construction.
就每个沉井而言，未说清楚是集中进行一次性爆破，还是对1米高的分段进行多次爆破。
It is not clear if the blasting, for each caisson, is all to be carried out in one single blast or multiple blasts of the 1m high segments.
提出了中深孔抛掷爆破分段空场法，并阐明其对采场地压的适应性。
Medium and deep hole casting blast sublevel open stoping method is suggested and its suitability to the stope ground pressure is expounded.
通过对气囊间隔器在爆破工作中的使用情况分析，提出采用分段间隔装药技术，提高爆破质量降低采矿成本。
The sublevel interval Charging is introduced which can significantly improve the quality of blasting thus reducing operation cost.
结果表明：复式正方形分层分段掏槽在试验井筒中有最佳的爆破效果，并应用现有岩石动力学的成果分析了这一试验结果的原因。
It is found that the staged cut with duplex-square has the best blasting effect in trial shafts sinking. This experimental result is analyzed with the existing achievements of rock dynamics.
具有分段装药结构炮孔的缓冲孔爆破是边坡控制爆破方法之一。
Cushion blasting with divided charge holes is one of the controlled blasting techniques near slopes.
具有分段装药结构炮孔的缓冲孔爆破是边坡控制爆破方法之一。
Cushion blasting with divided charge holes is one of the controlled blasting techniques near slopes.
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