“prenatal mortality rate”的概念、定义、翻译、参考文献-科学参考

单词	prenatal mortality rate
释义	prenatal mortality rate 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 photoelectron spectroscopy X-ray photoelectron spectroscopy (XPS) X-ray photoelectron spectroscopy, XPS Xray photoelectron spectroscopy (XPS) X-ray photogrammetry X-ray photograph image intensifier X-ray photon X-ray photon-excited secondary electron emission microscopy X-ray photon-excited secondary electron emission microscopy, XPSEEM X-ray polarization X-ray powder camera X-ray powder diffractometer X-ray powder method X-ray problem X-ray protection X-ray pulsar X-ray pulsar navigation X-ray Pulsar Navigation Experiment satellite X-ray pulsars X-ray pulsation X-ray pulsator X-ray pulse X-ray quasar X-ray radiation detector X-ray reflectivity

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。