{
    "created": "2025-06-12 18:17:06",
    "updated": "2026-05-09 15:35:49",
    "id": "dcf50097-367c-4830-8314-15cea59c8e8b",
    "version": 3,
    "ds_topic": null,
    "title_cn": "天山北坡中段绿洲、水系与山区高程分类数据集",
    "title_en": "",
    "ds_abstract": "<p>天山北坡中段绿洲的地理位置是43°18′58″N-45°49′02″N, 83°29′20″E-90°39′48″E, 覆盖新疆维吾尔自治区塔城地区、博尔塔拉蒙古自治州、昌吉回族自治州、乌鲁木齐市与克拉玛依市。天山北坡中段绿洲由11块绿洲组成，总面积为35,924.05 km²（Albers），其中，最大的绿洲面积为34,941.06 km²。滋养天山北坡中段绿洲的河流主要有玛纳斯河、三屯河和呼图壁河，它们的干流长度分别为403.97 km、182.13 km和176.62 km。天山北坡中段流域山区部分的地理位置是43°01′19″N-44°38′52″N，82°56′35″E-90°42′32″E，面积为31,995.12 km²，高程被分为10大类。该数据集包括：（1）绿洲范围数据；（2）滋养绿洲的水系数据；（3）流域山区部分的边界数据；（4）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70个数据文件组成，数据量207 MB（压缩为5个文件，70.4 MB）。</p>",
    "ds_source": "<p>基于2020年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": 73849272,
    "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": "dcf50097-367c-4830-8314-15cea59c8e8b.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 18:37:00",
    "first_publish_time": null,
    "last_updated": "2025-06-12 18:37:00",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": null,
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "LakeMid.NSlopeTianShan.kmz",
            "size": 372834,
            "is_dir": false
        },
        {
            "name": "Mid.NSlopeTianShan.kmz",
            "size": 1057771,
            "is_dir": false
        },
        {
            "name": "Mid.NSlopeTianShanOasisRiverLakeElvClass.rar",
            "size": 41061013,
            "is_dir": false
        },
        {
            "name": "OasisMid.NSlopeTianShan.kmz",
            "size": 18127010,
            "is_dir": false
        },
        {
            "name": "RiversMid.NSlopeTianShan.kmz",
            "size": 13230644,
            "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",
        "玛纳斯河",
        "三屯河"
    ],
    "ds_time_tags": [
        2020
    ],
    "ds_contributors": [
        "桂东伟",
        "李伯騛"
    ],
    "ds_meta_authors": [
        "桂东伟"
    ],
    "ds_managers": [
        "李锦"
    ],
    "category": "水文"
}