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大气污染物对人体的影响可以是毒物直接的作用,表现为急性或慢性中毒;也可以是间接的影响,如加重原患有急慢性的呼吸、循环系统疾病的患者病情恶化,甚至死亡。急性中毒情况易引起人们重视并易得到及时的处理,而慢性的或间接的影响则难以察觉,亦不太引人注意,可是这种危害的面广,受到影响的人数众多,包括老、幼、病、弱、残的人群。因此更应当防患于未然。
The impact of air pollutants on the human body can be a direct effect of poison, manifested as acute or chronic poisoning; can also be indirect effects, such as exacerbating the original suffering from acute and chronic respiratory and circulatory diseases in patients with exacerbations and even death. Acute poisoning tends to attract attention and is easy to deal with promptly. The effects of chronic or indirect effects are not noticeable or noticeable. However, the harm is widespread and the number of affected people is large, including old and young , Sick, weak, disabled people. Therefore, we should take preventive measures.