The writer studies this dissertation with theory of ‘ from field imparlance to field separation ’ , who researches lots of literatures and analyzes some cases . writer analyzes the status of quo and the causes of formation . it stares us in the face that we should know the actuality of social responsibilities of media , and construct theory which adapts to china as soon as possible 本文运用社会哲学的相关理论,在对大量文献进行整理和研究基础上,结合典型案例分析,试图通过对我国新闻传播事业实践过程中媒体社会责任现状及成因的分析,提出具有社会哲学价值支持的新闻传播媒体社会责任履行的原则以及机制。