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- At the end of the Permian period 225m years ago, between 80 % and 96 % of all living marine species were extinguished. 2.;25亿年前的二叠纪末期，当时80%25到96%25的海洋物种灭绝；
- Any of various large, segmented aquatic arthropods of the order Eurypterida that existed from the Ordovician Period to the Permian Period. （古生）板足鲎目的一种巨大的、有节的，属于板足鲎目的水生节肢动物，生存于奥陶纪到二叠纪时期
- At the end of the Permian period the earth's landmasses were configured into one supercontinent, Pangea, and a superocean, Panthalassa. 二叠纪末期，地球上的陆地合并成一块超级大洲，叫作盘古大陆，以及一个超级大海，叫作原始大洋。
- Ore deposits which have economical value mainly are depositional type and volcanegenic type produced in the permian period and tertiary period. 具经济价值的主要为产于二叠纪及第三纪沉积类及火山沉积类矿床。
- The hydrothermal fluid and the spaces of ore-bodies in the deposit are provided by the granite magmas and the Permian period. 指出印支期白岗质花岗岩岩浆提供部分成矿物质,二叠系地层和花岗岩浸位提供热源和导矿、容矿空间。
- In the Permian Period, 286 million years ago, the most striking transitions in the evolution of life occurred when mammals evolved from one lineage of reptiles. 在二叠纪期间,286百万年前,最醒目的转折在生活的演变发生了当哺乳动物演变了从爬行动物一后裔。
- The Permian period saw the creation of the supercontinent Pangaea, where shallow seas in and around the huge landmass offered a home to an abundance of life. 二叠纪期间，看到创造了超盘古大陆，其中浅海和周围的巨大的地块提供了回家了丰富的生活。
- Of, belonging to, or being the geologic time, system of rocks, and sedimentary deposits of the first period of the Mesozoic Era, after the Permian Period of the Paleozoic Era and before the Jurassic Period of the Mesozoic Era. 三叠纪的，三叠系的，三叠纪岩石的属于或关于中生代的第一个时期的，这个时期岩石系的和沉积矿床的，在古生代的二叠纪元后，中生代的侏罗纪之前
- Dividing of Layer in the Permian Period in Ningwu Coalfield of Shanxi Province 山西省宁武煤田石炭二叠纪地层的划分
- any of various large,segmented aquatic arthropods of the order Eurypterida that existed from the Ordovician Period to the Permian Period （古生）板足鲎目的一种巨大的、有节的，属于板足鲎目的水生节肢动物，生存于奥陶纪到二叠纪时期
- "eurypterid:any of various large, segmented aquatic arthropods of the order Eurypterida that existed from the Ordovician Period to the Permian Period." "(古生)板足鲎目的:一种巨大的、有节的;属于板足鲎目的水生节肢动物;生存于奥陶纪到二叠纪时期.;"
- The Permian system has the extensive distribution in these basins. 二叠系在这些盆地有着广泛的分布。
- the Permian period 二叠纪
- In the slope zone oil is mainly concentrated in the Permian. 东、西斜坡区油气主要分布在二叠系，油气成熟度纵向上存在差异。
- of,belonging to,or being the geologic time,system of rocks,and sedimentary deposits of the first period of the Mesozoic Era,after the Permian Period of the Paleozoic Era and before the Jurassic Period of the Mesozoic Era 三叠纪的，三叠系的，三叠纪岩石的属于或关于中生代的第一个时期的，这个时期岩石系的和沉积矿床的，在古生代的二叠纪元后，中生代的侏罗纪之前
- The clock now has to be a concern for Coach Gary Gaines and the Permian staff. 时间现在是加里·贾恩斯教练 和帕米亚队的工作人员需要考虑的问题
- Graphite deposit of Heye was formed by metamorphism of the Permian coal bed. 荷叶石墨矿是由二叠系煤层变质而成的石墨矿床,石墨与煤呈同层异矿关系。
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- ZHU Tongxing, HUANG Zhiying , HUI Lan. The Geology of Late Permian Period Biohermal Facies in Upper Yangtze Tableland[M]. Beijing: Geological Publishing House, 1999(in Chinese). 朱同兴;黄志英;惠兰.;上扬子台地晚二叠世生物礁相地质[M]
- The Earth experienced a massive shift in climate at the end of the Permian Era. 地球经历了在二叠纪时代的结束，在气候发生了巨大变化。
