1.该数据集包含了2014年7月28日至2014年12月31日的黑河中游径流加密观测中3号点的河流水位和流速观测数据。
\n\n2.该数据集包含了2014年1月1日至2014年12月31日的黑河中游径流加密观测中6号点的河流水位和流速观测数据。
\n观测点位于甘肃省张掖市甘州区赵家屯庄高崖国家水文站，河床为砂砾石，断面稳定。观测点的经纬度是N39°08'06.35\"，E100°25'58.23\"，海拔1420米，河道宽度50米。", "ds_source": "
观测点位于甘肃省张掖市兰新铁路黑河桥，河床为砂砾石，断面稳定。观测点的经纬度是N39°2'33.08\"，E100°25'49.42\"，1443米，河道宽度50米。水位观测采用SR50超声测距仪，采集频率60分钟；剖面流量观测采用StreamPro微型ADCP。
", "ds_process_way": "数据说明包括以下两部分：
\n水位观测，观测频率60分钟，单位（cm）；数据涵盖时间段2014年7月28日至2014年12月31日；
\n流量观测，单位（m3）；按照不同水位监测流量，获取水位流量曲线，依托水位过程观测获得径流量变化过程。缺值数据统一采用字符串-6999表示。
", "ds_quality": "数据质量良好
", "ds_acq_start_time": "2014-07-28 00:00:00", "ds_acq_end_time": "2014-12-31 00:00:00", "ds_acq_place": "黑河流域", "ds_acq_lon_east": 100.43305555555555, "ds_acq_lat_south": 39.025555555555556, "ds_acq_lon_west": 100.43277777777779, "ds_acq_lat_north": 39.04194444444444, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "apply-access", "ds_total_size": 942592, "ds_files_count": 3, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "日", "ds_coordinate": "WGS84", "ds_projection": "", "ds_thumbnail": null, "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "本数据由“黑河生态水文遥感试验（HiWATER）”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": "c94b3578-20da-4346-9de9-c702b6ca8983", "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": "2021-08-27 10:37:22", "last_updated": "2023-08-23 16:47:48", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.nieer.2020.1641", "i18n": { "en": { "title": "Heihe eco hydrological remote sensing experiment: hydrological runoff network data set (2014)", "ds_format": "", "ds_source": "The observation point is located at Heihe bridge of Lanxin railway in Zhangye City, Gansu Province. The riverbed is sandy gravel and the section is stable. The longitude and latitude of the observation point are n39 ° 2'33.08 \", E100 ° 25'49.42\", 1443m, and the river width is 50m. Sr50 ultrasonic rangefinder is used for water level observation, and the acquisition frequency is 60 minutes; Streampro micro ADCP is used for profile flow observation
", "ds_quality": "Good data quality
", "ds_ref_way": "", "ds_abstract": "1. The data set contains the observation data of river water level and velocity at point 3 in the intensive observation of runoff in the middle reaches of Heihe River from July 28, 2014 to December 31, 2014
\n\n2. The data set contains the observation data of river water level and velocity at point 6 in the intensive observation of runoff in the middle reaches of Heihe River from January 1, 2014 to December 31, 2014
\nThe observation point is located at zhaojiatunzhuang Gaoya National Hydrological Station, Ganzhou District, Zhangye City, Gansu Province. The riverbed is sandy gravel and the section is stable. The longitude and latitude of the observation point are n39 ° 08'06.35 \", E100 ° 25'58.23\", 1420m above sea level and 50m wide.
", "ds_time_res": "日", "ds_acq_place": "", "ds_space_res": "", "ds_projection": "", "ds_process_way": "The data description includes the following two parts:
\nWater level observation, observation frequency 60 minutes, unit (CM); The data covers the period from July 28, 2014 to December 31, 2014;
\nFlow observation, unit (M3); Monitor the flow according to different water levels, obtain the water level flow curve, and obtain the runoff change process based on the water level process observation. The missing value data is uniformly represented by string - 6999
", "ds_ref_instruction": " " } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "https://creativecommons.org/licenses/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": [ "ADCP", "河川径流观测", "水文气象观测网", "径流量" ], "ds_subject_tags": [ "水文测量" ], "ds_class_tags": [], "ds_locus_tags": [ "中游人工绿洲试验区", "3号点铁路桥", "黑河流域" ], "ds_time_tags": [ 2014 ], "ds_contributors": [ { "true_name": "刘绍民", "email": "smliu@bnu.edu.cn", "work_for": "北京师范大学", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "刘绍民", "email": "smliu@bnu.edu.cn", "work_for": "北京师范大学", "country": "中国" } ], "ds_managers": [ { "true_name": "徐自为", "email": "xuzw@bnu.edu.cn", "work_for": "北京师范大学地理学与遥感科学学院", "country": "中国" } ], "category": "水文" }