低收入人口
Low-income rural residents
人防口部
gateway of defensive structure
the gateway of defense structure
gateway of defense structure
出入口防洪设施
flood control of entrances and exits
Leslie离散型人口模型
the discrete population mode of Leslie
Logistic人口模型
logistic population model
按教育水平分组的人口数
population by educational level
按普查人口次序排列
arranged in order of census population
按人口平均计算的本地生产总值
gross domestic product per capita
per capita gross domestic product
按人口平均计算的国民生产总值
per capita gross national product