Give a brief view of the PREMIS and the preservation metadata,analyze the preservation metadata data model,point out the importance of the research of PRMIS preservation metadata in China.

• 简要介绍了PREMIS保存元数据项目,对PREMIS保存元数据的数据模型进行举例分析,并分析了PREMIS保存元数据在我国的研究现状和意义。