“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	coal combustion coal combustion equipment coalcomponent analysis coal core sample coal derived gas coal-derived gas coal desulfurization after combustion coal desulfurization before combustion coal desulfurization in combustion coal detailed prospecting coal diesel coal district coal dust cloud coal dust explosion Coale fertility index coal equivalent coalesced star coalescence coalescer coal exploration coal facies coal feeding system coal field coalfield extensional structure coalfield gravitation sliding structure

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。