“maternal mortality ratio”的概念、定义、翻译、参考文献-科学参考

单词	maternal mortality ratio
释义	maternal mortality ratio 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	internal climate variability internal coating of fusion bonded epoxy internal coating of pipeline internal code internal combustion engine internal combustion engine balance internal combustion engine calibration internal combustion engine classification internal combustion engine dynamics internal combustion engine emissions internal combustion engine filter wet lay nonwoven internal combustion engine generating set control system internal combustion engine generator set control internal combustion engine oil internal combustion engine power plant internal combustion engine remote monitoring platform internal combustion locomotive internal common tangent internal composition internal composition law internal compression inlet internal conical refraction internal consistency reliability internal-consistency reliability internal constitution

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