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population replacement

  • 族群取代;人口更替

网络释义专业释义

  人口更替

... 人口负增长 NPG; negative population growth 人口更替 population replacement 人口更新 regeneration of population ...

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  人口更新

... permutation without replacement : 不重置排列,不放回排列 population replacement : 人口更新 replacement index : 更新指数 ...

基于12个网页-相关网页

短语

population replacement level 更替水平 ; 替代生育水准

adaptive population replacement 自适应群体置换

below-replacement and population aging 少子·老龄化

  • 人口更替

·2,447,543篇论文数据,部分数据来源于NoteExpress

双语例句权威例句

  • America has a big problem, a population replacement process in progress.

    美国一个问题,那就是正在发生的人口更替过程

    youdao

  • There are several reasons to be concerned about the below population replacement fertility levels in all of Europe and about half the world's population, including China and Japan.

    整个欧洲几近半数世界人口中,包括中国日本对于下降的人口更替生育水平一些原因可以考虑。

    youdao

  • In France the fertility rate is already around two children per female, not far short of thereplacement rate” which keeps population numbers steady.

    法国人口出生率已经达到每个家庭两个孩子保持人口数量稳定替代”相差无几。

    youdao

更多双语例句
  • Still, because the current level is far below the level of 2.07 required to prevent population replacement, the result is net decline.

    FORBES: Japan's Demographic and Cultural Destiny

  • Singapore's total fertility rate of 1.2, which represents the number of children that would be born to a woman if she were to live to the end of her child-bearing years, has been below the population replacement rate for more than three decades.

    BBC: Rare mass rally over Singapore immigration plans

  • Larry Summers, Barack Obama's main economic adviser, has noted that current annualised vehicle sales of about 9m are well below the 14m necessary for replacement and rising population, while annualised housing starts are about a quarter of the rate needed to support the forming of new households.

    ECONOMIST: The economy

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