“奥陶纪”的概念、定义、翻译、参考文献-科学参考

单词	奥陶纪
释义	奥陶纪 Encyclopedia 理学古生代释 Ordovician Period奥陶纪古生代第二个纪，约开始于4.85亿年前，结束于4.44亿年前。 Biology Ordovician奥陶纪
随便看	soil complex soil complex erosion by wind and water soil complex of organic and inorganic colloid soil compounding soil compression soil conditioner soil confined water soil consolidation soil contaminant soil contaminant transport soil control section soil coordination-dissociation equilibrium soil core microcosm soil corrosion soil cover soil-covered works soil-covering land reclamation soil crumb structure soil culture soil culture experiment soil database soil deformation soil deformation during artificial freezing-thawing process soil degradation soil density

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。