“围生儿死亡率”的概念、定义、翻译、参考文献-科学参考

单词	围生儿死亡率
释义	围生儿死亡率 Encyclopedia 医学人口统计指标释 prenatal mortality rate围生儿死亡率围生期的胎儿和新生儿死亡数（死胎、死产）占死亡数与活产数之和的比。
随便看	impuriton impurity impurity absorption impurity absorptione impurity atom impurity average impurity band impurity band conduction impurity band conduction detector impurity defect impurity defect; extrinsic defect impurity diffusion impurity diffusion technique impurity effect impurity ensemble impurity in semiconductor impurity inspection of crude drug impurity in the wool fibers impurity level impurity mode impurity photo conductance impurity photo-conductance impurity photoconduction impurity resistivity impurity scattering

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