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简述了三叠系的划分 ,按国际地层委员会 ( ICS)关于全球层型剖面和点的要求 ,叙述了系间界线及阶间界线的研究进展和现状 ,并简介了以四足类脊椎动物为基础的陆相三叠系划分
The division of Triassic system is briefly described. According to the requirements of the International Stratigraphic Commission (ICS) on global stratigraphic profiles and points, the research progress and current status of the boundary between lines and boundaries are described. Based on the terrestrial Triassic division