...动；爆破振速；工作预裂线装药密度；孔排距；爆破网路 [gap=653]Key words：blasting vibration，blasting vibration velocity，charge density in pre-splitting line，hole distance，blasting network ..
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On the basis of above-mentioned researches, a reasonable control index of blasting vibration velocity is obtained.
在此基础上得出合理的爆破振动速度的控制指标。
A method to obtain the acceleration curve from measured blasting vibration velocity data is proposed in this paper.
提出了一种由实测爆破振动速度数据得到加速度历程曲线的方法。
Based on the research result of this test, we pointed out some specific measures, which reduced the impacts of blasting vibration velocity on the primary support.
在本次试验研究成果的基础之上，提出了几条降低爆破振动对初期支护影响的具体措施。
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