“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	equal right equal-ripple equal roots equal sets equal-settling ratio of free-settling equal-settling ratio of hindered-settling equal sign equal-spaced projection equal-spin-pairing state equal-spin-pairing state, ESP state equal tails test equal temperament equal thickness fringes equal thickness interference equal-time commutation relation equal time sample design equal to Equal traffic rights equal triangles equal trivectors equal value gray scale equal vectors equal weight average combination equal weighted rate of return equant

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