鉴定意见作为证据的种类之一,和案件的其他证据一样,只有经当庭出示、辨认、质证等法庭调查程序查证属实,才能作为定案的依据。质证是在法官的主持下,公诉人、被告人、当事人、辩护人、代理人及其他诉讼参与人,采用询问、质疑、辩驳等核实方式,对鉴定提出的问题,进行质辩的活动。质证的目的是为了充分审查鉴定意见在程序及实体上的客观性、合法性、关联性和证明力大小,从而完成法庭对证据的调查。今年2月5日,笔者代表山东省威海市公安局环翠分局 Identification of evidence as one of the types of evidence, and other evidence of the case, only by the court to produce, identify, cross-examination and other forensic investigation process is true, can be used as the basis for the verdict. Hypothecation is a prescriptive, prescriptive, questioning and verifying act conducted by the public prosecutor, the defendant, the litigant, the defender, the agent and other litigation participants under the presiding judge. The purpose of the cross-examination is to fully examine the objectivity, legality, relevance, and proof of the submissions in procedural and substantive matters so as to complete the court’s investigation of the evidence. February 5 this year, the author on behalf of Weihai City, Shandong Province Public Security Bureau Tsui Tsui Branch