reproduction patterns meaning in Chinese

繁殖格局

As economic development and population control promote each other , these areas have seen a transition , in a relatively short period of time , to the modern population reproduction pattern characterized by a low birth rate , low death rate and low natural growth rate
经济发展与人口控制相互促进，使这些地区在较短时间内实现了向低出生、低死亡、低自然增长的现代人口再生产类型的转变。
When economically still underdeveloped , china has accomplished a historic transition in population reproduction pattern from one featuring high birth rate , low death rate and high growth rate to one featuring low birth rate , low death rate and low growth rate in a relatively short period of time , a change that took decades or even up to a hundred years for developed countries to realize in the past
中国在经济不发达的情况下，用较短的时间实现了人口再生产类型从高出生、低死亡、高增长到低出生、低死亡、低增长的历史性转变，走完了一些发达国家数十年乃至上百年才走完的路。