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探讨大气不同污染水平对末梢小气道所产生的危害,这不仅可以阐明大气污染的早期危害性同时也可为制订大气卫生标准提供依据。一些研究证明,呼吸功能的某些指标
Discussing the harmful effects of different levels of atmospheric pollution on the peripheral small airways can not only clarify the early harmfulness of air pollution, but also provide the basis for formulating atmospheric health standards. Some studies have shown that certain indicators of respiratory function