鉴定人(控方鉴定人)出庭作证,要把《最高人民法院关于适用〈中华人民共和国刑事诉讼法〉的解释》第84条关于鉴定意见审查内容的规定作为作证回答内容的规范,把法律、司法解释、鉴定规则等作为回答的依据,从而保证作证的质量和效果,这也是以审判为中心的诉讼制度改革的要求。 The appraiser (prosecutor appraiser) shall appear in court to testify. It is necessary to take the provisions of Article 84 of the Interpretations of the Supreme People’s Court on the Appreciation of the Criminal Procedure Law of the People’s Republic of China about the content of appraising opinions as the standard for answering the content of the testimony, and explain the legal and judicial interpretations , Identification rules as the basis for answering in order to ensure the quality and effectiveness of testimony, which is also the trial-centered litigation system reform requirements.