{
    "created": "2025-06-12 18:22:16",
    "updated": "2026-05-09 14:30:21",
    "id": "d954a151-2b77-457c-a51d-a87b0d7dcbf3",
    "version": 2,
    "ds_topic": null,
    "title_cn": "额敏河绿洲（中国境内）、水系与流域高程分类数据集",
    "title_en": "",
    "ds_abstract": "<p>额敏河（Emin River）是一条国际河流。本数据集中，额敏河绿洲只包括中国境内部分，位于新疆维吾尔自治区塔城行政区的额敏县、塔城市、裕民县和托里县。额敏河绿洲的地理位置是45°47′15″N-46°58′05″N，82°44′35″E-84°26′04″E。额敏河绿洲由30块绿洲组成，总面积为6,845.08 km²（Albers）。其中，最大的绿洲面积为6,391.43 km²。滋养额敏河绿洲的河流主要为额敏河及其支流，额敏河（中国境内）的干流长度为244.55 km。额敏河水系构成的流域位置是45°31′58″N-47°14′04″N，82°28′20″E-84°47′24″E。该部分流域面积为17,851.21 km²。该流域的高程被分为6类。数据集内容包括：（1）绿洲边界数据；（2）滋养绿洲的水系数据；（3）流域边界数据；（4）流域高程分类数据。数据集以.kmz、.shp与.tif数据格式存储，由49个数据文件组成，数据量为71.40 MB（压缩为4个文件，23.1 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": 24322937,
    "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": "d954a151-2b77-457c-a51d-a87b0d7dcbf3.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 18:37:03",
    "first_publish_time": null,
    "last_updated": "2025-06-12 18:37:03",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": null,
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "EminRiverBasin(Part).kmz",
            "size": 237740,
            "is_dir": false
        },
        {
            "name": "EminRiverBasinRiverSystem.kmz",
            "size": 5395057,
            "is_dir": false
        },
        {
            "name": "EminRiverOasis.kmz",
            "size": 6561035,
            "is_dir": false
        },
        {
            "name": "EminRiverOasisBasinEVC.rar",
            "size": 12129105,
            "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",
        "塔城",
        "额敏河"
    ],
    "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"
}