“人口结构”的概念、定义、翻译、参考文献-科学参考

单词	人口结构
释义	人口结构 Encyclopedia 法学人口结构释 composition of population人口结构依据人口所具有的自然的、社会的、经济的和生理的特征，将人口划分为各个组成部分所占的比重，一般用百分比表示。又称人口构成。 Biology population structure人口结构
随便看	cross-profile cross projection cross projection plane cross propagation Cross ProtectionCross Protection cross quadrilateral cross-question the ballad cross radiative calibration cross ratio cross ratio; harmonic ratio cross reaction cross-reference cross-reference structure cross-regional jurisdiction in administrative litigation cross-regional resources allocation cross-regional traffic travel service Cross Region Sale cross relaxation cross-relaxation cross relaxation transverse cross resistance of target insect pests cross-river buoy cross river cable vertical arc survey Cross River State Crossroads

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。