随着全球互联网的发展，新媒体正从记载和反映社会热点的一种传播工具，逐步变成推动经济社会发展的一股新生力量。本文从科技新媒体的基本概念和相关理论入手，采用基于公众影响度的分析方法建立指标体系，利用一系列公开数据对国内的三家科技新媒介进行比较研究。基于上述研究结果，文末为相关科技行政管理部门给出操作性较强的对策建议。

With the development of the world's Internet, new media is gradually becoming a new force to promote economic and social development, from the record and reflect the social hotspot of a communication tool before. This paper starts from the basic concept and related theory of S&T new media, using the method based on the public influence to establish an index system, and doing a comparative study of three S&T Media using a series of public data. At the end of the paper, the author puts forward some suggestions for the relevant government departments.

G206.2

广东省软科学重点项目“广东科技新媒介宣传渠道与公众影响度分析研究”(2014A070702010)