{
    "created": "2025-05-06 11:38:29",
    "updated": "2026-05-09 17:34:16",
    "id": "28868d6f-db27-4091-aecd-90713e2b4f0d",
    "version": 3,
    "ds_topic": null,
    "title_cn": "2019年7月26日咸海流域水化学空间分布及环境特征数据",
    "title_en": "",
    "ds_abstract": "<p>该数据集是2019年咸海流域不同水体的多参数数据，观测时间为2019年7月26日，一天的水化学特征，水体指标包含氯离子浓度、荧光溶解有机物、溶解氧、浊度、总固体悬浮物浓度、铵态氮、游离氨等20个指标。数据以.xlsx格式存储。</p>",
    "ds_source": "<p>通过实测获得，测量仪器为YSI EXO2水质多参数测量仪。</p>",
    "ds_process_way": "<p>仪器在每次测量之前都根据湖面海拔高度和当地气压进行校正，测量的时间间隔定为1s, 投放速度较慢，保证高连续性地获取数据；得到的原始数据包括了水面以上暴露在空气中的测量数据，在后期处理中予以剔除。</p>",
    "ds_quality": "<p>仪器在每次测量之前都根据湖面海拔高度和当地气压进行校正，测量的时间间隔定为1s, 投放速度较慢，保证高连续性地获取数据；得到的原始数据包括了水面以上暴露在空气中的测量数据，在后期处理中予以剔除。</p>",
    "ds_acq_start_time": "2019-07-26 00:00:00",
    "ds_acq_end_time": "2019-07-26 00:00:00",
    "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": "离线申请",
    "ds_total_size": 684662,
    "ds_files_count": 1,
    "ds_format": ".xlsx格式",
    "ds_space_res": "无",
    "ds_time_res": "1秒",
    "ds_coordinate": "无",
    "ds_projection": "无",
    "ds_thumbnail": "28868d6f-db27-4091-aecd-90713e2b4f0d.png",
    "ds_thumb_from": 0,
    "ds_ref_way": "",
    "paper_ref_way": "",
    "ds_ref_instruction": "吴敬禄. (2020). 咸海流域水化学空间分布及环境特征（20190726）. 国家青藏高原数据中心. https://doi.org/10.11888/Hydro.tpdc.270447. https://cstr.cn/18406.11.Hydro.tpdc.270447.\r\nWu, J. (2020). Characteristics of hydrochemistry in Lake Aral Sea Catchment (20190726). National Tibetan Plateau / Third Pole Environment Data Center. https://doi.org/10.11888/Hydro.tpdc.270447. https://cstr.cn/18406.11.Hydro.tpdc.270447.",
    "ds_from_station": null,
    "organization_id": "a5877b42-96ea-4f13-af7e-246f355413d6",
    "doi_value": "",
    "subject_codes": [
        "170.55"
    ],
    "quality_level": 1,
    "publish_time": "2025-05-06 11:40:54",
    "first_publish_time": null,
    "last_updated": "2025-05-28 14:48:15",
    "protected": false,
    "protected_to": null,
    "lang": "zh",
    "cstr": "18406.11.Hydro.tpdc.270447",
    "license": null,
    "extra": null,
    "files_shape": [
        {
            "name": "咸海流域水化学空间分布及环境特征（20190726）.xlsx",
            "size": 684662,
            "is_dir": false
        }
    ],
    "features": null,
    "data_level": 0,
    "ds_topic_tags": [
        "离子浓度",
        "溶解氧",
        "浊度",
        "固体悬浮物浓度",
        "酸碱度",
        "水温",
        "电导率",
        "氧还原电位"
    ],
    "ds_subject_tags": [
        "水文学"
    ],
    "ds_class_tags": [],
    "ds_locus_tags": [
        "咸海"
    ],
    "ds_time_tags": [
        2019
    ],
    "ds_contributors": [
        "吴敬禄",
        "刘铁"
    ],
    "ds_meta_authors": [
        "吴敬禄"
    ],
    "ds_managers": [
        "刘铁"
    ],
    "category": "水文"
}