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| English | Chinese |
| selective dissemination of information A service provided by a library or other agency that periodically notifies users of new publications, report literature or other data sources in subjects in which the user has specified an interest | 信息选择性分发 (图书馆或其它机构提供的服务，定期通知用户新的出版物，报告文学作品或其它用户感兴趣的主题的数据资源。) |