研究隧道掌子面后方隧道拱顶、掌子面正上方和侧面围岩的爆破振动规律。
The blasting vibration rules of arch crown and upper and side surrounding rocks behind tunnel face are studied.
讨论了爆破地震产生的地震波传播规律，以及地振动信号和仪器记录的电信号之间的关系。
In the paper, the travel law of seismic wave which is excited by explosive shock, and the relation between the vibration signal of ground and electric signal recorded by instruments are discussed.
其次，在分析地震波的特征和传播规律的基础上，介绍了爆破地震振动分析与预测的方法；
Secondly, the transmission rules and characteristics of blasting seism wave are analyzed in the paper. The methods of analyzing and predicting blasting vibration are introduced in this paper too.
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