“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	Xray and ionizing radiation luminescence X-ray and proton radiotherapy X-ray astrometry X-ray astronomical satellite X-ray astronomy X-ray background X-ray background radiation X-ray backscatter imaging technique X-ray binaries X ray binary X-ray binary X-ray Bragg-Fresnel optics X-ray bright point X ray burst X-ray burst X-ray burster X-ray bursts X-ray burst source X-ray calorimeter X-ray capillary optics X-ray capture X-ray catalogue X-ray cavity X-ray CCD X-ray cluster

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。