数据集包含有记录以来截至2020年12月25日15:51，发生在中国及部分周边区域震级大于里氏5.0级以上的地震数据。", "ds_source": "
本数据集主要来源于中国地震台网（www.ceic.ac.cn）， USGS地震科学中心（www.usgs.gov/centers/earthquake-science-center）， 经过数据提取分类整理获得。", "ds_process_way": "
1）通过中国地震台网、USGS等网站公开信息渠道获得中强地震信息；\n
2）对不同源数据进行合并整理形成地震信息表；\n
3）通过坐标将地震发生地同政区数据进行关联；\n
4）编制程序获取地震影响区域信息，并录入政区地震统计表；\n
5）本地区发生地震数量、震级分布、地震详情、伤亡等信息进行提取，录入政区地震统计表。", "ds_quality": "
数据质量较好。", "ds_acq_start_time": "2020-12-25 00:00:00", "ds_acq_end_time": "2020-12-25 00:00:00", "ds_acq_place": "兰州", "ds_acq_lon_east": 143.0, "ds_acq_lat_south": 3.0, "ds_acq_lon_west": 65.0, "ds_acq_lat_north": 62.0, "ds_acq_alt_low": null, "ds_acq_alt_high": null, "ds_share_type": "login-access", "ds_total_size": 4310232, "ds_files_count": 4, "ds_format": "excel", "ds_space_res": null, "ds_time_res": "", "ds_coordinate": "无", "ds_projection": "", "ds_thumbnail": "30180657-4074-40c3-a6dd-d9883e471d4c.png", "ds_thumb_from": 2, "ds_ref_way": "", "paper_ref_way": "", "ds_ref_instruction": "", "ds_from_station": null, "organization_id": "15c097ee-6847-4f6f-8b59-c6a7d5150039", "ds_serv_man": "敏玉芳", "ds_serv_phone": "0931-4967596", "ds_serv_mail": "ncdc@lzb.ac.cn", "doi_value": "", "subject_codes": [ "170.4520", "170.4510" ], "quality_level": 3, "publish_time": "2024-07-26 16:59:27", "last_updated": "2025-06-30 14:51:06", "protected": false, "protected_to": null, "lang": "zh", "cstr": "11738.11.NCDC.NIEER.DB6546.2024", "i18n": { "en": { "title": "Dataset of Moderate-Strong Earthquake in China", "ds_format": "excel", "ds_source": "
This data set is mainly from the China Earthquake Networks Center (www.ceic. ac.cn) and the USGS Seismic Science Center (www.usgs. gov/centers/earthquake science center), and is obtained through data extraction and classification.", "ds_quality": "
The data quality is good.", "ds_ref_way": "", "ds_abstract": "
The dataset contains data on earthquakes with magnitudes greater than 5.0 on the Richter scale that occurred in China and some surrounding areas up to 15:51 on December 25, 2020.
", "ds_time_res": "", "ds_acq_place": "Lanzhou", "ds_space_res": "", "ds_projection": "", "ds_process_way": "1) Obtain the information of moderately strong earthquakes through public information channels such as China Earthquake Networks Center and USGS;\n
2) Merge and organize different source data to form a seismic information table;\n
3) Associate earthquake location with administrative data through coordinates;\n
4) Develop a program to obtain information on earthquake affected areas and input it into the earthquake statistics table of the administrative region;\n
5) Extract information on the number of earthquakes, magnitude distribution, earthquake details, casualties, etc. that occur in the local area, and input it into the earthquake statistics table of the administrative region.", "ds_ref_instruction": "" } }, "submit_center_id": "ncdc", "data_level": 0, "license_type": "CC BY 4.0", "doi_reg_from": "reg_local", "cstr_reg_from": "reg_local", "doi_not_reg_reason": null, "cstr_not_reg_reason": null, "is_paper_in_submitting": false, "ds_topic_tags": [ "中强地震", "地震信息", "历史地震" ], "ds_subject_tags": [ "人文地理学", "自然地理学" ], "ds_class_tags": [], "ds_locus_tags": [ "全国" ], "ds_time_tags": [ 2020 ], "ds_contributors": [ { "true_name": "韩海东", "email": "hhd@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_meta_authors": [ { "true_name": "韩海东", "email": "hhd@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "ds_managers": [ { "true_name": "韩海东", "email": "hhd@lzb.ac.cn", "work_for": "中国科学院西北生态环境资源研究院", "country": "" } ], "category": "水文" }