刑事技术人员通过对现场全面细致的勘验检查,认真分析研究现场情况,把现场的痕迹、物证和调查情况相互印证,运用科学的方法进行推理就可以重现、模拟出作案人在现场的活动过程,进而判定案件的真实情况,确定案件性质。本人就成功参与一起当值保安员监守自盗坠楼死亡现场的勘查和 Criminal technicians through careful and on-site inspection of the site, a careful analysis of the site situation, the scene of evidence, evidence and investigation confirmed each other, the use of scientific methods of reasoning can be reproduced to simulate the perpetrators in the field activities Process, and then determine the true situation of the case to determine the nature of the case. I successfully participated in a security guard at the same time guarding the scene of the death of a deceitful investigation and