Over 30 years of effort, we have put in place a systematic procedure for controlling the population.

经过30年的努力，我们已经部署了一套控制人口的系统方案。

youdao

To compare the pathogenic characteristics of measles cases of natives and floating population in Zhengzhou, in order to provide scientific basis for controlling measles.

目的了解郑州市当地和流动人口麻疹病例相同和不同的发病特点，为控制麻疹提供科学依据。

youdao

Objective To discuss the effects and possibilities of preventing cardiovascular disease by controlling hypertension and health education in the population of rural community.

目的探讨在农村以控制高血压和健康教育等措施防治心脑血管疾病的可行性和效果。

youdao

First of all, inequality between rich and poor countries has increased dramatically in the last two decades, with (as James Wolfensohn of the World Bank said) 20% of the world's population controlling 80% of the world's wealth.

BBC: The Lessons of Prague

After controlling for population and the number of police officers in each county, the study found that a one percent point increase in the local unemployment rate leads to a 6.4 percentage point increase in the number of traffic tickets.

FORBES: It's Not Your Imagination. Recessions Do Lead to More Traffic Tickets