“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。
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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。