{"id":"297b011c-ca94-4e39-85a6-4770f574b323","title":"纳木错典型湿地探地雷达数据集（2019-2020）","title_en":"Ground penetrating radar observation dataset of typical wetland in Namucuo (2019-2020)","serial":"","user_limit":"为尊重知识产权、保障数据作者的权益、扩展数据中心的服务、评估数据的应用潜力，请数据使用者在使用数据所产生的研究成果中（包括公开发表的论文、论著、数据产品和未公开发表的研究报告、数据产品等成果），明确注明数据来源和数据作者。对于转载（二次或多次发布）的数据，作者还须注明原始数据来源。","instructions":"文件命名方式为：Namacuo-radar-YYYYMMDD-X.raw Namacuo代表区域，radar代表探地雷达，YYYYMMDD代表年月日的日期，X代表区域内观测的第多少条线，raw为数据格式 采用可以ACDSEE软件直接打开数据，且观测的数据为垂直区域分布数据。","description":"探地雷达法是一种采用窄脉冲宽带高频电磁波信号探测地下介质分布的技术方法，具有快速、无损、连续探测和实时显示的特点。探地雷达通过天线连续拖动的方式向地下发射高频电磁波，电磁波信号在物体内部传播时遇到存在电性差异（如介电常数差异）的介质界面时，发生反射、透射和折射；当同相轴不连续且振幅增大，发射能量较强，频率偏低，信号衰减较快时，可判断雷达探测区域处理富水状态；使用探测仪器是GR-Ⅳ 型地质雷达，且设置不同功率的天线，于2019年8月与2020年8月开展2年度的覆盖纳木错你亚曲典型湿地区域范围内的探地雷达观测，获得了2019-2020年纳木错典型湿地探地雷达数据集；数据格式为raw格式。","doi":"","projection":"","language":"zh","share_type":"protected","east":91.233,"west":91.066,"south":30.783,"north":30.883,"scale":null,"crs":null,"filesize":109.0,"share_policy":"c","ts_created":"2021-04-26T09:38:05.021688+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-06-16T12:02:34.906393+08:00","time_description":"","datas_group":0,"time_description_en":"","data_format":null,"project":[11],"specials":["b6500306-f60b-4aa1-b0b6-0324d94866df"],"cite":null,"review_status":5,"review_invite":[{"user_name":"魏伟","username":"wei_iggcas","email":"weiwei@mail.iggcas.ac.cn","is_cancel_expert":false}],"review_editor":{"id":42421,"last_login":"2022-04-08T15:16:51.670544+08:00","username":"任慧霞","email":"510727846@qq.com","is_active":true,"is_staff":true,"user_name":"任慧霞"},"data_sources":null,"temporal_resolution":"Yearly","spatial_resolution":"-","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[21],"subtopics":{"metadata":"297b011c-ca94-4e39-85a6-4770f574b323","three_pole":null,"third_pole":"2019QZKK0300"},"username":"孔令桥","review_time":null,"protected_duration":24,"protected_describe":null,"is_important":false,"hit_count":446}