A series of sediments in European Russia, perhaps dating from the Mindel/Riss Interglacial, and the equivalent of the Holsteinian or the Hoxnian.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。