3) latest Permian-earliest Triassic
二叠纪末-三叠纪初
4) late Permian to Triassic
二叠纪末到三叠纪
5) Permian-Triassic
二叠-三叠纪
6) Permian
[英]['pə:miən] [美]['pɝmɪən]
二叠纪
1.
Study on Geochemistry of Rare Earth Elements (REEs) in Permian Coal from Huaibei Coalfield;
淮北煤田二叠纪煤中稀土元素地球化学研究
2.
The affinity of associated elements in Permian coals from the Huaibei Coalfield;
淮北煤田二叠纪煤中伴生元素的亲和性研究
3.
Discovery of Foraminifers in the Permian Radiolarites in Jiangsu and Anhui Provinces and their Depositional Environment;
苏皖地区二叠纪放射虫硅质岩中有孔虫的发现及沉积环境初探
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