{
    "created": "2025-04-30 12:08:59",
    "updated": "2026-05-09 12:46:54",
    "id": "dc107493-b940-49c9-9f30-4c6e62b147f6",
    "version": 6,
    "ds_topic": null,
    "title_cn": "2007-2020年咸海湖盆气溶胶激光雷达数据集",
    "title_en": "",
    "ds_abstract": "<p>本数据集为2007-2020年咸海湖盆气溶胶变化激光雷达数据。包含气溶胶冬季、夏季、春季、秋季四个季节的气溶胶高度变化数据、气溶胶厚度变化、气溶胶季节变化的数据。数据以.xlsx格式存储。</p>",
    "ds_source": "<p>CALIPSO 数据通过美国宇航局兰利研究中心大气科学数据中心 (NASA Langley Research Center)下载, 网址为https://subset.larc.nasa.gov/calipso/。</p>",
    "ds_process_way": "<p>大气气溶胶分类方法如图所示。相关类型可直接由CALIOP Vertical Feature Mask（VFM）提取。使用的具体算法如流程图所示。对于对流层气溶胶，综合考虑γ′、δpest、顶底高度和地表类型，气溶胶有七种亚型：沙尘型（δpest &gt; 0.20）、海洋沙尘型（0.075 &lt; δpest &lt; 0.20，基准高度≤2.50 km） , 污染大陆/烟尘型 (δpest≤ 0.075, γ′ &gt; 0.0005, 基准高度 &lt; 2.50 km), 清洁大陆型 (δpest ≤ 0.075, γ′ &lt; 0.0005), 污染沙尘型 (0.075 &lt; δpest ≤ 0.2, 基准高度 &gt; 2.50 km) , 抬升烟尘型 (δpest ≤ 0.075, γ′ &gt; 0.0005, 基准高度 &gt; 2.50 km) 和海洋型 (δpest ≤ 0.075, γ′ &gt; 0.0005, 基准高度 &gt; 2.50km)。 对于平流层气溶胶，综合考虑γ′、δpest、顶底高度、位置、月份和地表类型，引入4个亚型：极地平流层气溶胶型、火山灰型、硫酸盐/其他型和烟雾型。\n<img alt=\"\" src=\"/static/upload/images/20250506163808jiagongguocheng.png\" /></p>",
    "ds_quality": "<p>原始数据时间分辨率为16天，空间分辨率5 km。处理后的数据时间年和月。</p>",
    "ds_acq_start_time": "2007-01-01 00:00:00",
    "ds_acq_end_time": "2020-12-31 00:00:00",
    "ds_acq_place": "咸海",
    "ds_acq_lon_east": null,
    "ds_acq_lat_south": null,
    "ds_acq_lon_west": null,
    "ds_acq_lat_north": null,
    "ds_acq_alt_low": null,
    "ds_acq_alt_high": null,
    "ds_share_type": "离线申请",
    "ds_total_size": 100717,
    "ds_files_count": 3,
    "ds_format": ".xlsx格式",
    "ds_space_res": "无",
    "ds_time_res": "无",
    "ds_coordinate": "无",
    "ds_projection": "无",
    "ds_thumbnail": "dc107493-b940-49c9-9f30-4c6e62b147f6.png",
    "ds_thumb_from": 2,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "",
    "ds_from_station": null,
    "organization_id": "a5877b42-96ea-4f13-af7e-246f355413d6",
    "doi_value": "",
    "subject_codes": [
        "170.15"
    ],
    "quality_level": 1,
    "publish_time": "2025-04-30 12:11:27",
    "first_publish_time": null,
    "last_updated": "2025-05-06 16:38:17",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "33110.11.ariddc.00429",
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "气溶胶厚度变化.xlsx",
            "size": 9330,
            "is_dir": false
        },
        {
            "name": "气溶胶季节变化.xlsx",
            "size": 15744,
            "is_dir": false
        },
        {
            "name": "气溶胶高度变化.rar",
            "size": 75643,
            "is_dir": false
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "气溶胶"
    ],
    "ds_subject_tags": [
        "大气科学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "咸海"
    ],
    "ds_time_tags": [],
    "ds_contributors": [
        "刘铁",
        "吉力力·阿不都外力",
        "葛拥晓"
    ],
    "ds_meta_authors": [
        "葛拥晓"
    ],
    "ds_managers": [
        "刘铁"
    ],
    "category": "气象"
}