{
    "created": "2025-06-11 13:28:12",
    "updated": "2026-05-09 18:30:28",
    "id": "76952ae6-4bd8-42d9-8d4d-9b75ce53ae74",
    "version": 0,
    "ds_topic": null,
    "title_cn": "哈密盆地绿洲、水系与高程分类数据集",
    "title_en": "",
    "ds_abstract": "<p>哈密盆地绿洲（Hami Oasis）位于新疆维吾尔自治区哈密市境内。哈密盆地绿洲的地理位置是42°30′31″N-43°18′37″N,92°27′12″E-94°37′17″E。哈密盆地绿洲由194块绿洲组成，绿洲总面积为1884.50 km²（Albers投影），总周长为1842.64 km（Lambert投影）。其中，最大的绿洲面积为1577.37 km²，周长为700.08 km。滋养哈密盆地绿洲的河流有榆树沟、五道沟和大天生圈河等。三条主要河流的干流长度分别为61.35 km、60.23 km和59.42 km（Lambert投影）。哈密盆地诸河流域山区部分（Mountainous Part of the Hami Basin Rivers Catchment）是维持哈密盆地绿洲存在的诸河流上游的汇水区。该集水区的地理位置是42°40′6″N-43°30′48″N，91°58′29″E-94°50′28″E。该集水区面积为4570.21 km²，边界长度为798.86 km。其中，99.28%的集水区面积在哈密市伊州区境内，0.72%的面积在哈密市伊吾县境内。哈密盆地诸河流域山区部分高程分类数据共包括8种类型，海拔高度1500 m以下为一类，向上以500 m为间隔划分。该数据集基于Google Earth影像、ASTER GDEM 30 m数据和实测数据研发得到。数据集内容包括：（1）哈密盆地绿洲边界数据；（2）滋养绿洲的水系数据；（3）哈密盆地诸河流域山区部分边界数据；（4）哈密盆地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65个数据文件组成，数据量42.1 MB（压缩为5个文件，27.1 MB）。</p>",
    "ds_source": "<p>基于Google Earth影像、ASTER GDEM 30 m数据和实测数据。</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": 28494449,
    "ds_files_count": 5,
    "ds_format": ".kmz、.shp、.tif数据格式",
    "ds_space_res": "无",
    "ds_time_res": "无",
    "ds_coordinate": "WGS84",
    "ds_projection": "WGS84",
    "ds_thumbnail": "76952ae6-4bd8-42d9-8d4d-9b75ce53ae74.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": "2025-06-11 13:34:57",
    "first_publish_time": null,
    "last_updated": "2025-06-11 13:34:57",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": null,
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "HamiBasinWaterSystem.kmz",
            "size": 2663118,
            "is_dir": false
        },
        {
            "name": "HamiOasis.kmz",
            "size": 8349943,
            "is_dir": false
        },
        {
            "name": "MountainousPartofHamiBasin.kmz",
            "size": 932293,
            "is_dir": false
        },
        {
            "name": "SheyuegouReservoir.kmz",
            "size": 42072,
            "is_dir": false
        },
        {
            "name": "_HamiOasisSystem.rar",
            "size": 16507023,
            "is_dir": false
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "数据大百科",
        "绿洲",
        "高程",
        "DEM"
    ],
    "ds_subject_tags": [
        "地理学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "新疆",
        "哈密盆地",
        "榆树沟",
        "五道沟"
    ],
    "ds_time_tags": [],
    "ds_contributors": [
        "桂东伟",
        "李伯騛"
    ],
    "ds_meta_authors": [
        "桂东伟"
    ],
    "ds_managers": [
        "李锦"
    ],
    "category": "土地利用/土地覆被"
}