影响犯罪现场足迹特征的因素

足迹在犯罪现场遗留是必然的,因此是现场中最常见的痕迹之一,它在刑事侦查中的作用也不言而喻。在足迹检验技术中,足迹检验的重点是对足迹各部位重压面的形态、特征进行检验,但足迹各重压面的形成又受诸多因素的影响,并且足迹形成后,与其他痕迹一样,其信息系统处于开放状态,也易受外界自然和人为等因素的影响。

Factor on influencing the footprint characteristic at the crime scene

It is inevitable that the footprint is left over at the scene of a crime, so it is one of the most common mark with the important function. In the technology of examining of the footprint, the focal point of footprint examine is to examine the heavy pressure form and characteristic of footprint on every position. However, the heavy pressure form is affected by a great deal of factors. As other mark, after the footprint take place, its information system is in open state, and also apt to be influenced by external world and the artificial factor, etc.