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引言北美板块与欧亚板块的边界为中大西洋海岭(图1),冰岛位于这个海岭的上部。从冰岛西南部到北部,两大板块的边界通过两个主破裂带向东偏移。这两个主破裂带为:南部低地的南地震带和北部的焦内斯破裂带。冰岛内所发生的最强地震位于
Introduction The North American plate and the Eurasian plate are bordered by the Mid-Atlantic Ridge (Figure 1), with Iceland at the upper part of this ridge. From southwestern Iceland to the north, the boundaries of the two plates are offset eastward by two main rifts. The two main rift zones are the southern seismic zone in the southern lowlands and the Ganesh rift in the north. The strongest earthquake in Iceland is located