这种烹饪和取暖做法会造成高度室内空气污染，产生大量对健康有害的污染物，包括可渗透到肺部深处的烟尘微小颗粒。
Such cooking and heating produces high levels of indoor air pollution with a range of health-damaging pollutants, including small soot particles that penetrate deep into the lungs.
当前我国空气污染问题日益严峻，汽车排放有害污染物是污染的重要来源。
Now the pollution become more serious, the exhaust of the car is the main source.
有毒有害空气污染物的环境影响是国内外研究的热点，而机动车排放是其重要源之一。
Studying the environmental effects of toxic air pollutants is currently very important in the world.
一二次空气污染物是一种有害化学形成了在大气中经过化学反应之间的空气成分。
A secondary air pollutant is a harmful chemical formed in the atmosphere through a chemical reaction among air components.
一二次空气污染物是一种有害化学形成了在大气中经过化学反应之间的空气成分。
A secondary air pollutant is a harmful chemical formed in the atmosphere through a chemical reaction among air components.
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