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December 31, 2006 / windperson

轉形斷層

轉形斷層(transform fault)常發生在海底橫切中洋脊的破裂帶中,而使中洋脊沿著斷層發生錯動。轉形斷層是巨大垂直的橫移斷層,切穿整個岩石板塊。在斷層作用中無壓力也無張力,所以板塊的表面面積沒有增加或消滅,只不過使兩板塊的邊界互相滑動擦過而已。
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