This paper demonstrates the necessity of strengthening the teaching and research of populationtheories in government officials' school, its content and methods.
本文在论述加强党校人口理论教研工作的必要性的基础上，论述了党校人口理论教研的内容、方法。
2
In the early twentieth century, Malthusian ideas on population control were linked to theories of eugenics and social Darwinism.
在二十世纪早期，马尔萨斯对于人口控制的想法还与优生学和社会达尔文主义有关。
3
In fact, there is no scientific basis for theories pushing the genetic superiority of any one population over another.