In addition, when the epicenters of strong earthquakes migrated along the activetectoniczone or the edge of a block, a 5-month separation for the the migration was also observed.
另外，在强震震中沿活动构造带或沿块体边缘迁移时，迁移时间也有相隔5个月的现象。
2
The Japanese archipelago is located on the so-called Pacific Rim of Fire, a large active volcanic and tectoniczone ringing North and South America, Asia and island arcs in Southeast Asia.
This paper considers that Aerjin Mountain strike-slip fault structure is a huge tectoniczone with the property of left active anticlockwise and thrust nappes and ductile shear zone.