South Segment of Minjiang Fault and Diexi Earthquake in 1933

Diexi earthquake(M7.5)in 1933 is a great event that occurred at the east border of Qinghai- Xizang Plateau in the 20th century.There are obviously different opinions about the shape ofisoseismal lines and the genetic fault of this earthquke.Based on the study of the newlyfound north-south trending active fault and ground fissures of Diexi earthquake,this papertends to hold that,as the southward extension of Miujiang fault,this north-south trendingactive fault might be the genetic fault of this event.

岷江断裂南段与1933年叠溪地震研究

1933年叠溪75级地震是发生在青藏高原东南缘的重大事件。对这次地震的等烈度线形态及与之相关的发震构造的认识有着明显的分歧。本文基于野外新发现的南北向活动断裂以及叠溪地震地面破裂的研究。