“replacement rate”的概念、定义、翻译、参考文献-科学参考

单词	replacement rate
释义	replacement rate Geography The fertility rate required to hold the population constant in the absence of immigration or changes in longevity (Greenspan (2004) Pop. & Dev. Rev. 30, 4).
随便看	retrotransposon retro virus retrovirus retrusive retry return return channel return current return-current coefficient return flow return instruction return interval return loss return period returns returns to scale return stroke return to zero return trace return vehicle retweet reurbanization reusable launch vehicle reusable resource reusable software

科学参考收录了60776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。