【简答题】
A—overpopulation B—under population
C—working population D—population waiting for employment
E— population F—rural population
G—population reproduction H—population increase
I—population decrease J—population base
K—population distribution L—population density
M—population quality N—population pyramid
O—population statistics P—population studies
______人口理论 ______人口分布
举报
参考答案:
参考解析:
举一反三