犯罪现场心理痕迹是犯罪分子的心理要素通过犯罪行为使犯罪现场客观事物发生的规律性变化。任何犯罪现场的客观物质形象都有其特定的心理属性,都间接地反映着犯罪人在实施犯罪的过程中所具有的动机目的、心理状态和个性心理特征等心理背景。在当前犯罪现场遗留的可供鉴定的物质痕迹愈来愈少的情况下,充分研究和利 Psychological traces of the crime scene is the psychological elements of criminals through crime to make objective changes in the crime scene objective things. The objective material image of any crime scene has its own specific psychological attributes, which all indirectly reflect the psychological background of the criminal purpose, psychology and personality traits possessed by criminals in the process of committing crimes. In the current scene of the crime left for identification of less and less material traces of the case, the full research and profit