纪实创作中如何介入和表现主体情感，这是当前电视界关心的话题。本文从５个方面进行了分析；主题、题材的衍生、嬗变；镜头语言对纪实时空的把握；构筑情感的形象体系；设置情境，激发情感；声画对位。 How to intervene in the documentary creation and show the main emotion, which is the current concern of the television industry. This article analyzes from five aspects; the theme, the theme of the derivative, evolution; lens language to grasp the time and space; to build the emotional image system; set the situation, to stimulate emotions;