{
    "created": "2025-06-13 10:06:45",
    "updated": "2026-05-09 18:30:28",
    "id": "f10f4ab9-a804-4531-9a4b-e9f1d4aca806",
    "version": 4,
    "ds_topic": null,
    "title_cn": "塔中绿洲",
    "title_en": "",
    "ds_abstract": "<p>塔中绿洲（Tazhong Oasis）地处世界上第二大流动沙漠-塔克拉玛干沙漠腹地、塔里木盆地中心地区。塔中绿洲位于新疆维吾尔自治区且末县，具体位置为38°57′19″N-39°11′26″N，83°36′19″E-83°43′58″E。塔中绿洲由6块绿洲组成，总面积为5.07 km²（Albers），总周长为22.42 km（Lambert）。其中，最大绿洲的面积为3.79 km²，占绿洲总面积的74.75%。该绿洲生长的植物主要有柽柳、梭梭、蒙古沙冬青等。该数据集包括：（1）绿洲边界数据；（2）部分植被和群落照片。该数据集以.kmz、.shp、.jpg与.txt数据格式存储，由22个数据文件组成，数据量为27.1 MB（压缩为2个文件，26.7 MB）。</p>",
    "ds_source": "<p>基于Google earth影像、ASTER GDEM 30 m数据，结合实测数据。</p>",
    "ds_process_way": "",
    "ds_quality": "",
    "ds_acq_start_time": null,
    "ds_acq_end_time": null,
    "ds_acq_place": "",
    "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": "在线下载",
    "ds_total_size": 28068881,
    "ds_files_count": 2,
    "ds_format": ".kmz、.shp、.jpg与.txt数据格式",
    "ds_space_res": "无",
    "ds_time_res": "无",
    "ds_coordinate": "WGS84",
    "ds_projection": "WGS84",
    "ds_thumbnail": "f10f4ab9-a804-4531-9a4b-e9f1d4aca806.jpg",
    "ds_thumb_from": 0,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "桂东伟, 林敬梧, 石瑞香, 刘闯. 塔中绿洲—全球变化数据大百科辞条[J/DB/OL]. 全球变化数据仓储电子杂志(中英文), 2023. https://doi.org/10.3974/geodb.2023.09.07.V1.",
    "ds_from_station": null,
    "organization_id": "a5877b42-96ea-4f13-af7e-246f355413d6",
    "doi_value": "",
    "subject_codes": [
        "170.45"
    ],
    "quality_level": 1,
    "publish_time": "2025-07-25 13:50:58",
    "first_publish_time": null,
    "last_updated": "2026-01-14 17:57:54",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": null,
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "TazhongOasis.kmz",
            "size": 111606,
            "is_dir": false
        },
        {
            "name": "TazhongOasis.rar",
            "size": 27957275,
            "is_dir": false
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "绿洲"
    ],
    "ds_subject_tags": [
        "地理学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "新疆",
        "且末",
        "塔中",
        "塔克拉玛干沙漠"
    ],
    "ds_time_tags": [],
    "ds_contributors": [
        "桂东伟"
    ],
    "ds_meta_authors": [
        "桂东伟"
    ],
    "ds_managers": [
        "李锦"
    ],
    "category": "土地利用/土地覆被"
}