The second age/stage of the Holocene, 8326–4250 bp, dated from the NorthGRIP1 ice core (see grip); Global Auxiliary Stratotype, Gruta do Padre Cave speleothem, Brazil.
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。