Objective To evaluate the levels and characters of indoor and outdoor air pollution in rural areas of China.
目的了解我国农村欠发达地区空气污染的状况及农村人群对空气污染的实际暴露水平。
Tobacco use, indoor and outdoor air pollution and occupational dusts and chemicals are the primary risk factors.
烟草使用、室内外空气污染与职业灰尘和化学品是主要的高危因素。
Objective to study the effects of indoor and outdoor air pollution on the respiratory system of the school-age children.
目的了解室内外空气污染对学龄儿童呼吸系统健康的影响。
Today in the United States, low-income households and people of color are disproportionately affected by indoor and outdoor air pollution.
今天，在美国，低收入家庭和有色人种被室内或室外空气污染不成比例的影响。
This paper briefly reviews the study status and advance about the impact of indoor or outdoor air pollution on human respiratory health and children's lung function growth.
本文简要评述了室内、室外空气污染对人体呼吸健康及儿童肺功能生长发育影响的研究现状及发展趋势。
Research shows that indoor air pollution can be up to 10 times greater than outdoor pollution and its effects much more intense, since we generally spend more than 90 percent of our time indoors.
研究表明，室内空气污染比室外污染更加强烈，其影响可高达室外的10倍，因为我们90%以上的时间都是在室内度过的。
Because of the aggravation of urban air pollution and the change of indoor environment, indoor air pollution is more than 60 times as much as outdoor air pollution.
由于城市空气污染的加剧和室内环境的变化，导致室内空气污染程度高出室外六十多倍。
Because of the aggravation of urban air pollution and the change of indoor environment, indoor air pollution is more than 60 times as much as outdoor air pollution.
由于城市空气污染的加剧和室内环境的变化，导致室内空气污染程度高出室外六十多倍。
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