{
    "created": "2025-06-12 12:45:04",
    "updated": "2026-05-09 18:30:28",
    "id": "108cbb20-46d7-45c1-9390-288eabf0c1ed",
    "version": 0,
    "ds_topic": null,
    "title_cn": "吐鲁番绿洲、水系、流域（山区）及高程分类数据集",
    "title_en": "",
    "ds_abstract": "<p>吐鲁番绿洲位于新疆维吾尔自治区，地理位置是42°32′22″N-43°12′50″N，87°49′55″E-90°46′35″E。吐鲁番绿洲由一系列分布式的绿洲组成（共106块）。绿洲总面积为2,398.50 km²（Albers投影），总周长为2,154.14 km（Lambert投影）。其中，集中连片、最大的绿洲面积为1,210.16 km²，周长为777.62 km。总绿洲面积的99.94%位于吐鲁番市（其中，41.89%位于高昌区，34.92%位于鄯善县，23.13%位于托克逊县），0.06%位于乌鲁木齐市达坂城区。吐鲁番绿洲水系是滋养和维持吐鲁番绿洲存在的诸河流组成的水系，主要河流有白杨河（长185.70 km）、阿拉沟（长142.33 km）等，它们的干流长度分别为185.70 km和142.33 km。吐鲁番诸河流域山区部分的地理位置是42°16′32″N-43°51′10″N，86°45′22″E-90°48′04″E。其面积为15,492.64 km²，边界长度为1,636.78 km。该部分流域面积的63.07%在吐鲁番市，19.86%在乌鲁木齐市，16.98%在巴音郭楞蒙古自治州，0.08%在昌吉回族自治州。该部分流域高程共划分为11种类型。该数据集基于Google Earth影像、ASTER GDEM 30 m数据、结合实测数据研发得到。数据集内容包括：（1）吐鲁番绿洲边界数据；（2）吐鲁番诸河水系数据；（3）吐鲁番诸河流域山区部分边界数据；（4）吐鲁番诸河流域山区部分高程分类数据。数据集以.kmz、.shp与.tif数据格式存储，由59个数据文件组成，数据量473 MB（压缩为5个文件，28 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": 29456844,
    "ds_files_count": 5,
    "ds_format": ".kmz、.shp与.tif数据格式",
    "ds_space_res": "无",
    "ds_time_res": "无",
    "ds_coordinate": "WGS84",
    "ds_projection": "WGS84",
    "ds_thumbnail": "108cbb20-46d7-45c1-9390-288eabf0c1ed.jpg",
    "ds_thumb_from": 0,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "",
    "ds_from_station": null,
    "organization_id": "a5877b42-96ea-4f13-af7e-246f355413d6",
    "doi_value": "",
    "subject_codes": [
        "170.45"
    ],
    "quality_level": 1,
    "publish_time": "2025-06-12 13:02:04",
    "first_publish_time": null,
    "last_updated": "2025-06-12 13:02:04",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": null,
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "LakesofTurpanRiverSystem.kmz",
            "size": 778685,
            "is_dir": false
        },
        {
            "name": "M.TurpanRiversCatchement.kmz",
            "size": 67059,
            "is_dir": false
        },
        {
            "name": "TurpanOasis.kmz",
            "size": 8097832,
            "is_dir": false
        },
        {
            "name": "TurpanOasisRiverSystem&CatchmentEVC.rar",
            "size": 17462503,
            "is_dir": false
        },
        {
            "name": "TurpanRiverSystem.kmz",
            "size": 3050765,
            "is_dir": false
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "数据大百科",
        "流域",
        "水系",
        "高程",
        "DEM"
    ],
    "ds_subject_tags": [
        "地理学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "新疆",
        "吐鲁番市",
        "白杨河",
        "阿拉沟"
    ],
    "ds_time_tags": [],
    "ds_contributors": [
        "桂东伟",
        "李伯騛"
    ],
    "ds_meta_authors": [
        "桂东伟"
    ],
    "ds_managers": [
        "李锦"
    ],
    "category": "水文"
}