{"id":"c45f4d49-6513-4c89-91cd-55284f62f44e","title":"中国黄土高原会宁黄土剖面的粒度数据","title_en":"Grain-size data of the Huining loess section on the Chinese Loess Plateau","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":"中国黄土高原会宁黄土剖面的粒度数据","description":"本数据集由中国黄土高原会宁黄土剖面的粒度分析数据组成。我们按照约5 cm间隔对该黄土剖面开展了粒度测定分析，测定的剖面总厚度为约231米，测定的样本数量为5329个。使用的仪器为英国Malvern仪器有限公司制造的Mastersizer 3000 激光衍射粒度分析仪，该仪器测量范围为0.01 ~ 3500 μm，每个样品统计约10秒钟，准确度优于1% ，可重复性优于0.5％ ，重现性优于1% 。实验分析在泰山学院山东省旅游与资源环境重点实验室完成。该数据反应了中国黄土高原会宁地区近两百万年以来黄土序列的粒度参数的变化特征，对于黄土高原古气候/古环境等方面的研究具有重要意义。","doi":"10.11888/Paleoenv.tpdc.271685","projection":"","language":"zh","share_type":"protected","east":105.0,"west":105.0,"south":36.0,"north":36.0,"scale":null,"crs":null,"filesize":0.3,"share_policy":"c","ts_created":"2021-09-05T15:58:21.009746+08:00","doi_type":"拥有自主知识产权","ts_updated":"2021-09-08T16:24:06.189334+08:00","time_description":"200万年以来","datas_group":0,"time_description_en":"Since two million years","data_format":null,"project":[11],"specials":[],"cite":null,"review_status":5,"review_invite":[{"user_name":"李育","username":"李育","email":"liyu@lzu.edu.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":"1000 year < x","spatial_resolution":"-","license":"Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0)","fund":[622,627,628],"subtopics":{"metadata":"c45f4d49-6513-4c89-91cd-55284f62f44e","three_pole":null,"third_pole":null},"username":"江奇达","review_time":null,"protected_duration":24,"protected_describe":null,"is_important":false,"hit_count":350}