{
    "created": "2025-07-04 00:12:21",
    "updated": "2026-05-09 17:34:16",
    "id": "655914ba-a6d8-4e9e-b3ed-9ff5ab6ad9bb",
    "version": 2,
    "ds_topic": null,
    "title_cn": "宁卫平原绿洲",
    "title_en": "",
    "ds_abstract": "<p>宁卫平原绿洲（Ningwei Plain Oasis）是河套平原绿洲的一部分，地理位置为37°17′53″N-37°55′35″N，104°56′9″E-105°59′10″E。宁卫平原绿洲主要位于宁夏回族自治区的中卫市（85.04%），少部分位于吴忠市（9.45%）及内蒙古自治区阿拉善盟（5.51%）。宁卫平原绿洲的面积为2,323.19 km²（Albers）。该数据集基于Google Earth 2020年影像研发，以.kmz和.shp数据格式存储，由17个数据文件组成，数据量为6.47 MB（压缩为2个文件，2.59 MB）。</p>",
    "ds_source": "<p>基于2000年Google earth影像。</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": 2719193,
    "ds_files_count": 2,
    "ds_format": ".kmz，.shp数据格式",
    "ds_space_res": "无",
    "ds_time_res": "无",
    "ds_coordinate": "WGS84",
    "ds_projection": "WGS84",
    "ds_thumbnail": "655914ba-a6d8-4e9e-b3ed-9ff5ab6ad9bb.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": "2025-07-04 10:52:32",
    "first_publish_time": null,
    "last_updated": "2025-07-07 10:08:56",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": null,
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "NingweiPlainOasis.kmz",
            "size": 1189238,
            "is_dir": false
        },
        {
            "name": "NingweiPlainOasisshp.rar",
            "size": 1529955,
            "is_dir": false
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "绿洲"
    ],
    "ds_subject_tags": [
        "地理学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "新疆",
        "宁夏",
        "河套平原",
        "中卫市"
    ],
    "ds_time_tags": [],
    "ds_contributors": [
        "桂东伟"
    ],
    "ds_meta_authors": [
        "桂东伟"
    ],
    "ds_managers": [
        "李锦"
    ],
    "category": "土地利用/土地覆被"
}