{"id":"ce838384-3cea-46eb-b670-e4333011aabc","title":"张掖1:50万土地利用现状图","title_en":"The presert state map of landuse (Zhangye 1:500,000)","serial":"沙漠与沙漠化","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":"shp 格式存储","description":"该数据数字化自图纸的《张掖土地利用现状图》,本图是国家‘七五’重点科技攻关项目：“三北“防护林遥感综合调查，甘青宁类型区系列图之一，信息如下:\n    * 主编:王一谋\n    * 副主编:冯毓荪、游先祥、申元村\n    * 编委:王贤、王镜泉、丘明新、全志杰、牟新待、曲春宁、姚发芬、钱天久、黄自治、梅成瑞、韩熙春、李裕久、胡双熙\n    * 责任编辑:黄美华\n    * 编稿:牟新诗、崔赛华、王贤。何守华\n    * 编绘:何守华、王贤、全志杰、崔赛华、龙亚萍、牟新诗、何守华、毛晓利、崔赛华、王长涵\n    * 编辑:冯毓荪、王一谋\n    * 清绘:冯毓荪、张景秋、杨萍\n    * 制图:冯毓荪、姚发芬、王建华、赵燕华、李伟民\n    * 制图单位:中国科学院沙漠研究室编制\n    * 出版社:西安地图出版社 \n    * 比例尺:1：500000\n    * 出版时间: 暂无\n1、  文件格式与命名\n数据均以ESRI Shapefile格式储存,包括一下图层：\n张掖土地利用现状图(landuse)、河流(River)、道路(Road)、\n2、数据字段及属性\n类型编号   类型面(Type)   沙漠类型(desert）\t\n11     水田              Paddy                        \n12     水浇地            Irrigated field              \n13     旱地              Non-irrigated field          \n131    平旱地           Plain non-irrigated field    \n132    沟旱地           Valley non-irrigated field   \n133    坡旱地           Slope non-irrigated field    \n134    台旱地          Terrace non-irrigated field ................. \n具体请参考数据文档             \n3、投影信息：\nAngular Unit: Degree (0.017453292519943295)\nPrime Meridian: Greenwich (0.000000000000000000)\nDatum: D_Beijing_1954\n  Spheroid: Krasovsky_1940\n    Semimajor Axis: 6378245.000000000000000000\n    Semiminor Axis: 6356863.018773047300000000\n    Inverse Flattening: 298.300000000000010000","doi":"","projection":null,"language":"zh","share_type":"online","east":101.75,"west":96.7,"south":37.92,"north":40.9,"scale":null,"crs":null,"filesize":2.41,"share_policy":"a","ts_created":"2012-04-02T14:34:17+08:00","doi_type":"国际公开共享数据","ts_updated":"2021-04-19T20:36:42.024875+08:00","time_description":"","datas_group":3,"time_description_en":"","data_format":"矢量","project":[10,11],"specials":[],"cite":null,"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":[],"subtopics":{"metadata":"ce838384-3cea-46eb-b670-e4333011aabc","three_pole":null,"third_pole":null},"username":"盖春梅","review_time":null,"protected_duration":null,"protected_describe":null,"is_important":false,"hit_count":7894}