数据为天山北麓诸河流域铁路分布图，比例尺25000，投影经纬度，数据包括空间数据和属性数据，属性字段：code（铁路编码）。
", "ds_source": "天山北麓诸河流域铁路分布图
", "ds_process_way": "数字矢量化
", "ds_quality": "数据集通过严格的人工审核控制质量
", "ds_acq_start_time": "2000-01-01 00:00:00", "ds_acq_end_time": "2000-12-31 00:00:00", "ds_acq_place": "天山北麓诸河流域", "ds_acq_lon_east": 93.0, "ds_acq_lat_south": 42.266666666666666, "ds_acq_lon_west": 78.76666666666667, "ds_acq_lat_north": 48.166666666666664, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 436794, "ds_files_count": 3, "ds_format": "矢量", "ds_space_res": "2500.0m", "ds_time_res": "", "ds_coordinate": "WGS84", "ds_projection": "+proj=longlat +datum=WGS84 +no_defs", "ds_thumbnail": "5f93a05c-29be-4480-9a20-78184ab42aa1.png", "ds_thumb_from": 0, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "None", "ds_from_station": null, "organization_id": "9c4867b1-5cb1-4de0-abeb-df42547bf41e", "ds_serv_man": "李红星 ", "ds_serv_phone": "0931-4967287", "ds_serv_mail": "westdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.4520" ], "quality_level": 3, "publish_time": "2020-12-18 15:17:08", "last_updated": "2023-08-23 16:46:24", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.ncdc.Westdc.2020.619", "license": null, "i18n": { "en": { "title": "Rail Map Of The North_Slope_of_Tianshan River Basin", "ds_format": "Vector", "ds_source": "Distribution map of railways in the various river basins at the northern foot of Tianshan Mountains
", "ds_quality": "Data set quality control through strict manual audit
", "ds_ref_way": "", "ds_abstract": "The data is the railway distribution map of Zhuhe river basin at the north foot of Tianshan Mountain, with a scale of 25000, projection longitude and latitude, including spatial data and attribute data, and attribute field: Code (railway code).
", "ds_time_res": "", "ds_acq_place": "The various river basins at the northern foot of the Tianshan Mountains", "ds_space_res": "2500.0m", "ds_projection": "+proj=longlat +datum=WGS84 +no_defs", "ds_process_way": "Digital Vectorization
", "ds_ref_instruction": "In order to respect intellectual property rights, protect the rights of data authors, expand data center services, and evaluate the potential of data applications, data users are requested to use the data\r\nIn the research results of students (including publicly published papers, works, data products and unpublished research reports, data products, etc.), clearly indicate the data to\r\nSource and data author. For data reproduced (second or multiple releases), the author must also indicate the source of the original data." } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "ds_topic_tags": [ "铁路", "基础地理", "北麓诸河流域" ], "ds_subject_tags": [ "人文地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "天山北麓诸河流域" ], "ds_time_tags": [ 2000 ], "ds_contributors": [ { "true_name": "吴立宗", "email": "wulizong@pric.org.cn", "work_for": "国家极地科学数据中心", "country": "中国" } ], "ds_meta_authors": [ { "true_name": "吴立宗", "email": "wulizong@pric.org.cn", "work_for": "国家极地科学数据中心", "country": "中国" } ], "ds_managers": [ { "true_name": "敏玉芳", "email": "myf@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "中国" } ], "category": "基础地理" }