“年轻型人口”的概念、定义、翻译、参考文献-科学参考

单词	年轻型人口
释义	年轻型人口 Encyclopedia 法学年轻型人口释 young population年轻型人口 0～14岁的人口数量占总人口数量40%以上，65岁及以上人口数量低于总人口数量4%的人口年龄结构。
随便看	multi-antenna multiplexing multi-antenna radio telescope multi-anvil high pressure apparatus Multi-Aperture Scintillation Sensor multiar multi-arc welding multiatomic gas multi-attribute assessment approach multi-attribute decision making multiattribute decision making problems multi-attribute utility analysis multi-attribute utility/value theory，MAUT multiaxial multi-axial coils multiaxial drawing multiaxial fatigue multi-axial flat knitting machine multi-axial warp knitting machine multiaxis multi-axis CNC electrical discharge machining multi axis differential optical absorption spectrometer multi-band multiband color-index multiband photometer multiband photometry

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。