{"id":"52c7172c-7685-4555-8eb8-bb835c0d7563","title":"黑河生态水文遥感试验：水文气象观测网数据集（2号点-312桥径流观测数据-2014）","title_en":"HiWATER: Dataset of hydrometeorological observation network (No.2 runoff observation system of 312 bridge on the Heihe River, 2014)","serial":"HiWATER","user_limit":"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。","instructions":"","description":"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2号点的河流水位和流速观测数据。观测点位于甘肃省张掖市312国道黑河桥，河床为砂砾石，断面不稳定。观测点的经纬度是N38°59′51.71″，E100°24′38.76″，海拔1485米，河道宽度，70米、20米。水位观测采用SR50超声测距仪，采集频率30分钟。数据说明包括以下部分：\n水位观测，观测频率30分钟，单位（cm）；数据涵盖时间段2014年1月1日至2014年12月31日；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。2号点-312桥断面受到频繁人为扰动，水文断面面积不稳定导致水位流量曲线紊乱，测量期间未能获取稳定的流量水位曲线。缺值数据统一采用字符串-6999表示。\n水文气象网或站点信息请参考Li et al. (2013)，观测数据处理请参考He et al.(2016)。","doi":"10.3972/hiwater.227.2015.db","projection":"4326","language":"zh","share_type":"offline","east":100.427222,"west":100.42444,"south":38.996387,"north":38.996667,"scale":null,"crs":null,"filesize":1.0,"share_policy":"b","ts_created":"2016-07-16T04:21:42+08:00","doi_type":"","ts_updated":"2021-04-19T15:04:27.594294+08:00","time_description":"","datas_group":0,"time_description_en":"","data_format":"EXCEL","project":[10,11,15],"specials":["ee3dfdf5-2e9f-4b61-a301-4fb49e30e3c2","d935d7e7-731f-47b6-8ad1-b29e2c33c1de","c686b7cb-9d12-48ee-9a79-a073e32d0f61","acfb4696-caaf-43d3-82aa-3e31e73e10f8","2bf78068-4156-44bb-9be0-5f2f3cfa6930","4e7b97a6-ee1f-4b51-83e5-04a100993973"],"cite":"Liu JF, Chen RS, Song YX, et al. Observations of precipitation type using a  timelapse  camera in a mountainous region and calculation of the rain/snow proportion based on the critical air temperature, Environmental Earth Sciences, 2015, 73, 1545-1554.","review_status":5,"review_invite":[],"review_editor":null,"data_sources":null,"temporal_resolution":null,"spatial_resolution":null,"license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[52],"subtopics":{"metadata":"52c7172c-7685-4555-8eb8-bb835c0d7563","three_pole":null,"third_pole":null},"username":"胡晓利","review_time":null,"protected_duration":6,"protected_describe":null,"is_important":false,"hit_count":9550}