{"id":"0371f4a2-34d6-438c-8f8e-e907fa508dd0","title":"滑坡虹吸排水流速测试视频（2020）","title_en":"Landslide siphon drainage velocity test video (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":"按英文翻译命名，以mp4格式存储","description":"滑坡排水防渗是青藏高原滑坡源区治理常用技术。对现有的虹吸排水流速公式计算进行了改进，通过试验验证修正的流速公式的正确性。试验结果表明：（1）现有的虹吸计算公式仅适用于低扬程虹吸排水流速计算，对于高扬程虹吸排水流速计算误差较大，相对误差最大超过90%；（2）修正后的虹吸计算公式适用于各种扬程的虹吸排水系统，理论计算结果与试验结果吻合良好，理论计算的相对一般误差在20%以内；（3）因此，推荐使用提出的虹吸排水流速计算的修正公式。","doi":"10.11888/HumanNat.tpdc.272161","projection":"","language":"zh","share_type":"online","east":0.0,"west":0.0,"south":90.0,"north":90.0,"scale":null,"crs":null,"filesize":800.0,"share_policy":"a","ts_created":"2022-03-19T19:35:15.841852+08:00","doi_type":"拥有自主知识产权","ts_updated":"2022-03-19T22:09:42.877274+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"胡桂胜","username":"2018YFC1505202","email":"huguisheng@imde.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":"--","spatial_resolution":"--","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[789],"subtopics":{"metadata":"0371f4a2-34d6-438c-8f8e-e907fa508dd0","three_pole":null,"third_pole":null},"username":"姜清辉","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":14}