From the perspective of military science popularization,this paper analyzes the characteristics of equipment scientific and technical information dissemination. By constructing the model of equipment scientific and technical information dissemination process,the paper discusses the dissemination mechanism of equipment scientific and technical information,and analyzes the influencing factors. The study finds that the equipment scientific and technical information dissemination is affected by multiple factors in five dimensions: the subject of dissemination,the basic environment,the information resources,the communication technology and the receivers’ quality.