“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	singleton function singleton graph singleton pattern singleton set singlet pairing single track single trailer combination vehicle single transmission line single-tree selection felling singlet state singlet state and triplet state singlet term singlet-triplet energy gap single twitch single unit recording single-unit smooth muscle single-unit tactics single user computer single-user operating system Single-use surgical gowns single-valued single-valued analytic function single valued branch single-valued branch single valued branch of multiple valued function

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。