构造背景台湾造山带位于欧亚板块和菲律宾海板块边界处。自早第三纪以来菲律宾海板块即向北至北西向移动,在台湾北部俯冲于欧亚板块之下,但台湾南部仰冲于欧亚板块之上,这两个板块之间的会聚产生了台湾北部东南面向的琉球岛弧和台湾南部北西面向的吕宋岛弧,台湾位于这两个相反 Tectonic Setting The Taiwan Orogenic Belt is located at the border of the Eurasian Plate and the Philippine Sea Plate. Since the Early Tertiary, the Philippine Sea Plate moved northward and westward and subducted beneath the Eurasian Plate in northern Taiwan. However, the upwelling of southern Taiwan over the Eurasian plate resulted in the convergence of these two plates Taiwan’s southeastern-oriented Ryukyu Island arc in northern Taiwan and its northwest-facing Luzon arc in southern Taiwan are located on the opposite of the two