... 人口分布, 种群分布 population distribution,population distribution 人口地区分布 spatialdistributionofpopulation 人口年龄分布 population age distribution ...
基于16个网页-相关网页
changing age distribution of population 人口年龄结构的变化
Conclusion Age distribution of tuberculous infection of specific population could be calculated by a mathematical model on the basis of specific data.
结论可以利用特定资料通过数学模型来推算和预测特定人群的结核菌感染年龄分布。
Age structure effect — Changes in the age distribution induced by the rate of population growth.
年龄结构效应——由人口出生率引起的年龄分布变化。
应用推荐