“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	sports in Ming and Qing Dynasties (before Opium War) sports in modern China sports in pre-Qin sports in Qin，Han dynasties and Three Kingdoms period sports in Revolutionary Base Area sports in Singapore sports in Song, Liao, Jin and Yuan Dynasties sports in Sui, Tang and Five Dynasties sports intellectual property rights sports in Thailand sports in the Democratic People's Republic of Korea sports in the period of the Republic of China sports in Turkey sports in Vietnam sports jounalist/ reporter sports journalism Sports Journalists' Association of the P.R.C. sports land per capita sports law sports legal system sports legislation sports management effect sportsmanship sports market sports marketization

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。