{
    "created": "2025-06-12 17:06:17",
    "updated": "2026-05-09 17:34:16",
    "id": "1e79bbe1-f30e-419e-83c5-6d48fe777244",
    "version": 0,
    "ds_topic": null,
    "title_cn": "皮山绿洲、水系、流域（山区）及高程分类数据集",
    "title_en": "",
    "ds_abstract": "<p>皮山绿洲（Pishan Oasis）位于新疆维吾尔自治区和田行政区皮山县境内。皮山绿洲的地理位置是37°01′56″N-37°46′8″N，77°46′37″E-78°53′56″E。皮山绿洲由14块绿洲组成，总面积为1,122.08 km²（Albers），周长为1,456.17 km（Lambert）。其中，最大的绿洲面积为1,060.39 km²，周长为1,244.51 km。滋养皮山绿洲的河流主要有皮山河、桑株河、苏拉阿孜河等，它们的干流长度分别为122.97 km、90.94 km和77.57 km。皮山绿洲诸河流域山区部分的地理位置是36°38'42\"N-37°17'44\"N，77°29'11\"E-78°59'20\"E。该流域山区部分面积为5,467.37 km²，周长为465.14 km。该流域山区部分的高程被分为11类。该数据集内容包括皮山绿洲的以下数据：（1）边界数据；（2）滋养绿洲的水系数据；（3）流域山区部分的边界数据；（4）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48个数据文件组成，数据量为40.4 MB（压缩为4个文件，26.4 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": 27707247,
    "ds_files_count": 4,
    "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": "1e79bbe1-f30e-419e-83c5-6d48fe777244.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 18:37:17",
    "first_publish_time": null,
    "last_updated": "2025-06-12 18:37:17",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": null,
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "M.PishanOasisRiversCatchment.kmz",
            "size": 680846,
            "is_dir": false
        },
        {
            "name": "PishanOasis.kmz",
            "size": 8921138,
            "is_dir": false
        },
        {
            "name": "PishanOasisRiverSystem.kmz",
            "size": 1436503,
            "is_dir": false
        },
        {
            "name": "PishanOasisRiversCatchmentEVC.rar",
            "size": 16668760,
            "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",
        "皮山县",
        "皮山河"
    ],
    "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"
}