“孕产妇死亡率”的概念、定义、翻译、参考文献-科学参考

单词	孕产妇死亡率
释义	孕产妇死亡率 Encyclopedia 医学人口统计指标释 maternal mortality ratio孕产妇死亡率某地区某年育龄妇女从妊娠期至产后42天内，由于妊娠或妊娠处理有关的原因导致的死亡人数与该地区同年出生的活产数之比，不包括意外原因死亡的孕产妇数。
随便看	Library Catalog by Region Library Catalog for Quick Retrieval Library Catalog of the Four Branches of Literature of Emperor Yuan of Jin Library Catalog of the Suichu Hall Library Catalogue library catalogue Library Circulation Management library classification library clause of copyright law library cloud service library collection Library Collection Evaluation library consortia library cooperative system library copyright management library core values Library Council library culture library director library director's responsibility system library economics Library Education library education and research society of Chinese association for educational pronotion(CAEP) Library Ethics library evaluation

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。