the quality of the population

• 人口素质

the quality of the population的用法和样例：

例句

1. We will keep the birthrate low and improve the health of newborns.
   稳定低生育水平，提高出生人口素质。
2. We should improve pre-natal and post-natal care and fost phisical fitness among the population.
   我们要加强优生优育工作，提高人口素质。