The source-initiation unit in the case of an explosivesource is likely to be an electric blaster.
震源的起震装置，在爆炸震源的情况下，可能是一个爆炸机。
2
A primary seismic wave from an explosivesource is a pulse response, and its periodic vibration originates from seismic pulses.
爆炸震源的地震纵波是脉冲性质的。周期振动是地震脉冲引起的次生振动。
3
In order not to damage these buildings, the method for determining, in Dagan area, the horizontal vibration wave field of an explosivesource is recommended.