天气预报 > 其他 > 空气质量共分几个等级
空气质量共分几个等级
更新时间: 2020-11-06 00:00:00  

空气质量共分六个等级。级别越高健康风险越大,老人、儿童、病人等敏感人群的反应会越强烈。根据环保部门发布的空气质量指数及相关信息,最好的空气质量指数为0至50,即优等,对健康影响情况为空气质量令人满意,基本无空气污染。

关键词: 空气 质量 等级

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