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单词 population pyramid
释义

population pyramid

听听怎么读
英 [?p?pju?lei??n ?pir?mid]
美 [?pɑpj??le??n ?p?r?m?d]
是什么意思
  • 释义

    种群锥体;

  • 学习怎么用

    权威例句

    Population Pyramid
    Population Pyramid
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    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?
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