完善司法鉴定制度必须坚持司法公正尤其是程序公正原则。司法公正是构建和谐社会的一个基本前提。司法裁决的本质就是公正。司法公正是司法机关行使司法权应遵循的基本准则，是指导国家一切司法活动的最高原则。司法公正就是指国家的司法机关在行使审判权时，必须坚决而忠实地执行法律，排除一切非法律因素的干扰和影响，使案件判决的结果符合法律的公平与正义。公平与正义是检验司法活动是否公正的唯一标准。公平是指法官在判案时应该平等地对待双方当事人，尊重当事人的诉讼权利，使自己始终处于一个中立的地位。正义是指判决的过程和结果要符合法律规定的内在实质，保障法律在实施过程中的完整和统一。司法公正分为实体公正和程序公正。实体公正是指审判机关在审理案件时应该只服从已经指定的法律的规定，排除一切非法律因素的干扰，使判决的结果符合制定法对权利义务关系的界定，这种权利既不能扩大，也不能缩小，只能维持在法律规定的应有状态。程序公正是指审判机关在诉讼过程中严格遵循程序法的规定，平等地对待争议双方当事人，尊重当事人的意志，法官始终处于中立地位。

Identification improve judicial justice system must uphold the principle of impartiality in particular procedure. Justice is to build a harmonious society a basic premise. The essence of judicial decision is fair. Justice is the exercise of judicial power, the judiciary should follow the basic norms guiding the country all the highest principle of judicial activities. Justice refers to the judiciary in the exercise of jurisdiction, we must firmly and faithfully enforce the law, to eliminate all non-legal factors influence and interference, to enable cases to the outcome of the legal judgment of fairness and justice. Fairness and justice is the fairness of the judicial activities test the sole criterion. Fairness means that judges in deciding a case should be equal treatment of parties, the parties to respect the right of action, so that they remain a neutral position. Justice refers to the process and results of judgment to meet legal requirements inherent essence of the protection of the legal process in the implementation of the integrity and unity. Justice into substantive justice and procedural fairness. Entities that justice is upheld in the course of the proceedings should have been designated only obeying the law, to eliminate all non-legal factors interference with the outcome of the judgment on the development of relations between the rights and obligations defined this right should not be expanded, not reduced, only the provisions of the law should be state. Procedural fairness means judicial proceedings in strict compliance with procedural law, the equal treatment of parties to disputes, respect for the will of the parties, the judge is always in a neutral position.