少年儿童人口比重

少年儿童人口比重少年儿童人口比重
  1. 当老年人口比重上升的幅度大于少年儿童人口比重下降的幅度时,劳动年龄人口比重就会立即下降。

    But when the rising proportion of elderly population is larger than the decrease in the proportion of children population , the proportion of working-age population will decline immediately .