“general fertility rate”的概念、定义、翻译、参考文献-科学参考

单词	general fertility rate
释义	general fertility rate Encyclopedia 法学生育率释 general fertility rate；GFR一般生育率某一地区在一定时期内（通常为一年）出生的活产婴儿数与同期育龄妇女平均数的比率。用千分数表示。
随便看	straight straight angle straight bevel gear straight chain reaction straight circular cone straight drawing straightedge straight edge diffraction straightenable dynamical system straightener straightening straightening law straightening of the angle straightening theorem straightest path straight eyepiece straight fan straight fertilizer straight filament straightforward straightforward calculation straight helicoid straight knife cutting machine straight line straight-line arithmetic program

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。