本数据是额济纳三角洲3口浅层地下水观测井的地下水位埋深、盐度自动监测数据。观测时间为2011年5月2日-2013年7月17日。
\n\n数据内容包括：观测井编号、地理坐标、地表特征描述、地下水位埋深（单位：cm）、盐分（单位：mS/cm）。
", "ds_source": "原始数据，自主生产，观测井经纬度见表
", "ds_process_way": "在空间上，水盐动态监测布设在额济纳三角洲境内荒漠戈壁区、天然绿洲区、人工绿洲区，代表3种典型的下垫面条件
", "ds_quality": "自2011年5月12号起至今，观测频率为30分钟一次，数据质量良好。
", "ds_acq_start_time": "2011-05-02 00:00:00", "ds_acq_end_time": "2013-07-17 00:00:00", "ds_acq_place": "额济纳三角洲", "ds_acq_lon_east": 102.0, "ds_acq_lat_south": 40.0, "ds_acq_lon_west": 99.5, "ds_acq_lat_north": 42.5, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 5568512, "ds_files_count": 2, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "分、日、次", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "bd56a70e-7e5f-4a59-af61-ccf119075faa.png", "ds_thumb_from": 2, "ds_ref_way": "于静洁，2011-2013年额济纳三角洲地下水位埋深、盐度数据，国家冰川冻土沙漠科学数据中心(www.ncdc.ac.cn)，2020，doi：10.12072/ncdc.NIEER.db0092.2020", "paper_ref_way": "", "ds_ref_instruction": "本数据由“黑河生态水文遥感试验”产生，用户在使用数据时请在正文中明确声明数据的来源，并在参考文献部分引用本元数据提供的引用方式。", "ds_from_station": null, "organization_id": "52b7b79b-860c-49a5-9083-9a70cf8bed5a", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": null, "quality_level": 3, "publish_time": "2021-01-08 15:51:47", "last_updated": "2021-01-08 15:51:47", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.nieer.2020.1634", "i18n": { "en": { "title": "Groundwater depth and salinity data of Ejin delta from 2011 to 2013", "ds_format": "", "ds_source": "Original data, independent production, longitude and latitude of observation well are shown in table
", "ds_quality": "Since May 12, 2011, the observation frequency is 30 minutes, and the data quality is good.
", "ds_ref_way": "", "ds_abstract": "This data is the automatic monitoring data of groundwater depth and salinity of three shallow groundwater observation wells in Ejin Delta. The observation time is from May 2, 2011 to July 17, 2013.
\nThe data include: observation well number, geographical coordinates, surface feature description, groundwater depth (unit: cm), salinity (unit: MS / cm).
", "ds_time_res": "分、日、次", "ds_acq_place": "", "ds_space_res": "", "ds_projection": "", "ds_process_way": "In space, the dynamic monitoring of water and salt is arranged in desert Gobi area, natural oasis area and artificial oasis area in Ejin Delta, representing three typical underlying surface conditions
", "ds_ref_instruction": " \nThis data is generated by \"Heihe eco hydrological remote sensing experiment\". When using the data, users should clearly state the source of the data in the text, and quote the reference mode provided by this metadata in the reference section." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "浅层地下水观测井", "地下水位埋深", "盐度", "地理坐标", "地标特征描述" ], "ds_subject_tags": [ "水文化学" ], "ds_class_tags": [], "ds_locus_tags": [ "黑河流域", "额济纳三角洲" ], "ds_time_tags": [ 2011, 2012, 2013 ], "ds_contributors": [ { "true_name": "于静洁", "email": "yujj@igsnrr.ac.cn", "work_for": "中国科学院地理科学与资源研究所", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "于静洁", "email": "yujj@igsnrr.ac.cn", "work_for": "中国科学院地理科学与资源研究所", "country": "中国" } ], "ds_managers": [ { "true_name": "于静洁", "email": "yujj@igsnrr.ac.cn", "work_for": "中国科学院地理科学与资源研究所", "country": "中国" } ], "category": "水文" }