司法鉴定是人民法院、人民检察院、公安机关、国家安全机关、监狱、仲裁机关以及当事人对案件立案前取证、诉讼、执行、仲裁过程中的针对所遇到的专门技术、专门知识问题 ,委托有鉴定权的机构或鉴定人依法检验、评断的活动。按照我国诉讼法的规定 ,司法鉴定结论是重要的证据之 Forensic appraisal is the people’s court, the people’s procuratorate, the public security organ, the national security organ, the prison, the arbitration organ and the parties to the case before the collection of evidence, litigation, enforcement, arbitration in the process of targeting expertise, expertise, entrusted Identification of the agency or expert assessment according to law, assessment of the activities. According to the provisions of our procedural law, forensic conclusions are important evidence