“population demography”的概念、定义、翻译、参考文献-科学参考

单词	population demography
释义	population demography Encyclopedia 理学种群统计学释 population demography种群统计学研究种群动态、种群大小、年龄结构和性比，以及种群个体的生死过程、空间分布和迁徙的学科。
随便看	source control theory of petroleum accumulation source core source count source counting source country effect source criticism source database source data storage source density source diagram source directivity factor source domain source-drain characteristics source/drain on insulator device structure source/drain on nothing device structure source electrode source erosion source excitation source-extractor source field source fission source fissure source flow source force source-free field

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。