“paleo-permafrost”的概念、定义、翻译、参考文献-科学参考

单词	paleo-permafrost
释义	paleo-permafrost Encyclopedia 理学〔第四纪沉积记录〕释 paleo-permafrost古冻土过去冻结，现已完全融化的土层。又称古多年冻土。
随便看	W UMa binary W UMa eclipsing binary Wumahe Qu Wu Maiyuan Wuman people W UMa star Wu Mei Wu Meicun wumei pill Wumen Wu Mengchao Wu Mengfei Wumeng horse Wumeng Shan Wumen Painting School Wumen School Wu method Wu Mi Wu Mianxue Wu Min Wuminchun Wu Mingche Wuming Qu Wumingshi Wu Mingxin

科学参考收录了854744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。