目的探讨核与辐射突发事件应对过程中,信息发布工作的重要性。方法根据对相关法律、法规、标准和文献的研究,提出在事件应对的不同阶段,信息发布内容各有不同的侧重点和关键环节。结果应急准备阶段应健全信息管理体系,事故响应中最关键的是及时、权威的信息发布,同时,事故后的恢复重建阶段同样不能忽略信息发布的重要性。结论我国已越来越重视应急信息发布工作,但许多环节还需不断完善。 Objective To discuss the importance of information dissemination in the response process of nuclear and radiation emergencies. Methods Based on the study of related laws, regulations, standards and documents, it is proposed that different contents of information dissemination have different emphasis and key links in different stages of incident response. Results In the emergency preparation stage, the information management system should be perfected. The most critical issue in the emergency response is the timely and authoritative information release. Meanwhile, the post-accident reconstruction phase can not ignore the importance of information release. Conclusion China has paid more and more attention to emergency information release work, but many aspects still need continuous improvement.