The analysis suggests that the well depth design will not be taken into too much consideration and the most important is about the length of dynamite column and the range of outburst.

• 说明了井深设计无需过多考虑虚反射影响，着重考虑药柱长度和爆炸破坏带范围，保证波阻抗界面不受破坏，使激发能量较多的向地下传播。