1992年7月30日西藏尼木6.5级地震宏观考察  

Macro-investigation For Nimu Earthquake With Magnitude 6.5 In July 30,1992 in Tibet

作　　者：龚宇[1] 张文甫[1] 

机构地区：[1]四川省地震局

出　　处：《四川地震》1993年第2期59-64,共6页Earthquake Research in Sichuan

摘　　要：尼木6.5级地震的主要破坏区分布在尼木县东北部与当施县交界处,等烈度线总体呈北35°东展布的椭圆形。极震区(朋果至多那一带,I_0=Ⅶ)内的房屋受到了较严重的破坏或损坏。这次地震的发震构造为尼木南北向活动构造带中的一条北北东向断裂。The main damage area of the M6.5 earthquake locates on the boundary of Nimu and Dangxiong in Tibet. The outline of the isoseismical curves exhibits an ellipse shape with a long-axis strike of N35 E. In meizoseismal region (Ⅰ≥Ⅶ from Pengo to Dola). Some houses had suffered heavy loss or injured. The generating earthquake structure direction is a north-northeast which belongs to the active structural zone in the north-south in the Nimu.

关 键 词：地震 地震烈度 发震构造 震级 西藏 

分 类 号：P315.9[天文地球—地震学]