population pyramid
英 [ˌpɔpjuˈleiʃən ˈpirəmid] 美 [ˌpɑpjəˈleʃən ˈpɪrəmɪd]

释义

种群锥体；

权威例句

Population Pyramid
Population Pyramid
Population Pyramid
Youth Revolt in Egypt, a Country at the Turning Point
Biology At the end of this sub section students should be able to
Population, Pyramids and Promotional Prospects
Fast and Efficient Black Box Optimization using the Parameter-less Population Pyramid.
Fast and efficient black box optimization using the parameter-less population pyramid
Gray-Box Optimization using the Parameter-less Population Pyramid
Gray-Box Optimization using the Parameter-less Population Pyramid
Breast cancer screening and the changing population pyramid of Japan
Comparison of population pyramid and demographic characteristics between people with an intellectual disability and the general popu...
The rural bite in population pyramids: what are the implications for responsiveness of health systems in middle income countries?