全国空气质量监测数据集

上传者: 62959684 | 上传时间: 2024-08-07 01:46:53 | 文件大小: 7.85MB | 文件类型: ZIP
据。数据集共包含197个CSV文件,每个文件对应一个城市的监测数据。 数据集的列包括以下几项信息: 日期:记录了每个数据点的日期。 质量等级:表示该日期的空气质量等级,通常使用颜色等级表示,如优、良、轻度污染、中度污染等。 AQI指数:代表空气质量指数,是一个综合指标,用于描述空气质量的整体状况。 当天AQI名:对应AQI指数的分类名称,如优、良、轻度污染、中度污染等。 PM2.5:表示空气中的可吸入颗粒物(颗粒直径小于等于2.5微米)的浓度。 PM10:表示空气中的可吸入颗粒物(颗粒直径小于等于10微米)的浓度。 So2:表示空气中二氧化硫的浓度。 No2:表示空气中二氧化氮的浓度。 Co:表示空气中一氧化碳的浓度。 O3:表示空气中臭氧的浓度。 除了原始数据外,该数据集还经过了数据清洗和预处理的过程。在数据清洗过程中,可能对缺失值和异常值进行了处理,以确保数据的完整性和准确性。 这个数据集对于研究和分析全国各城市的空气质量状况非常有价值。通过对这些数据的分析,可以揭示不同城市在不同时间段的空气质量变化趋势、污染物浓度的差异以及可能的污染源。

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