“demographic dividend”的概念、定义、翻译、参考文献-科学参考

单词	demographic dividend
释义	demographic dividend Encyclopedia 经济学〔人口和劳动〕释 demographic dividend人口红利由于人口出生率和死亡率的变化速度不一致，相对于非劳动人口，劳动人口的数量更多、比例更高，劳动人口负担的非劳动人口相对较少而有利于经济发展的一种暂时性的机会窗口。
随便看	urbanrail station building Urban Rail Transit urban rail transit urban rail transit bridge urban rail transit combined sewerage system urban rail transit construction urban rail transit construction planning urban rail transit drainage system urban rail transit electromechanical device urban rail transit engineering urban rail transit facilities urban rail transit feasibility study urban rail transit gauge urban rail transit network planning urban rail transit operation and maintenance Urban rail transit platform urban rail transit regulatory planning Urban Rail Transit Sidings（auxiliary lines） urban rail transit signal urban rail transit station urban rail transit subgrade construction urban rail transit turnout urban rail transit vehicle urban rail water supply and drainage system urban rail water supply for fire protection and extinguish fire

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。