“叠层石”的概念、定义、翻译、参考文献-科学参考

单词	叠层石
释义	叠层石 Encyclopedia 理学微体古生物学释 stromatolites叠层石由营光合作用的原核生物（蓝藻和细菌）所建造的一种生物沉积结构，是前寒武纪未变质的碳酸盐沉积中最常见的一种“准化石”。
随便看	compactly generated space compactly generated topology compactly supported compact machinery compact manifold compact mapping compact measure compact metric space compact module compact morphism compact nebula compactness compactness condition compactness in itself compactness-like compactness of a manifold compactness of an operator compactness principle compactness property compactness theorem compact nucleus compact object Compact of Free Association Compact of Free Association between the United States and the Marshall Islands compact-open

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。