震しん源げん断だん層そう

noun

earthquake source fault; seismogenic fault

Technical term in seismology referring to the fault that directly generates an earthquake.

• 震しん源げん断だん層そうの位い置ちを特とく定ていするために、余よ震しんの分ぶん布ぷが調しらべられた。

  The distribution of aftershocks was investigated to locate the earthquake source fault.