“地核和地幔系统”的概念、定义、翻译、参考文献-科学参考

单词	地核和地幔系统
释义	地核和地幔系统 Encyclopedia 理学[地理系统]释 the core and mantle system地核和地幔系统地球内部圈层的重要组成部分，其中一个重要组成部分是地核和地幔系统。过去的25亿年里，地核物质一直在向地幔的底部转移。核幔边界层连接了下地幔和外核两大系统，是地核和地幔生物物质较为活跃的化学反应区。
随便看	business start-up network business startups and innovation business system planning business system planning, BSP Business to agent to consumer business to business business to business, BtoB, B2B business to business e-commerce business to business to consumer business to consumer business to consumer e-commerce business to customer business to customer, BtoC, B2C business to government business to marketing business to team Business to university to consumer business translation business travel and tourism business trust business value of information system business wear Business Weekly bus interconnection bus isolation mode

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。