“钙质超微化石”的概念、定义、翻译、参考文献-科学参考

单词	钙质超微化石
释义	钙质超微化石 Encyclopedia 理学古植物学释 calcitic nannofossil钙质超微化石个体十分微小的碳酸钙质化石。
随便看	drilling tool bypass valve drilling tool weighting scale drilling workload index drillion drill pipe drillpipe drill pipe power tong drill pipe sticking drill plough drill rig drill rigs for soil mixing wall drill rod drill seeder drill stem test drill string drill string non-return valve drill-string stabilizer drill string test drill tools measuring drill-up drill visualization drimane drimeter Drinfel Drinfel'd

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。