the researches of the evolution of paleozoic tectonic paleogeography in the orogenic belt is the key in reconstructing the evolution history of plate collsion and paleo-asia occean.
对该区域古生代构造古地理演化规律的研究,是恢复板块间碰撞拼合及古亚洲洋发展演化历史的关键。
the paper describes the sedimentary environment, basin framework and tectonic paleogeography in different regions in the joint of qinling, qilian and eastern kunlun, northwest china.