专家证据(司法鉴定)在诉讼活动中的应用越来越多,其所发挥的作用越来越大。法官面临着如何评价、判断它们的问题。美国的专家证据制度完备,极具代表性。运用大量的外文资料,采用案例分析的方法,对美国专家证据的“可采性”制度进行系统而全面研究;同时,分析论证美国专家证据“可采性”制度的可借鉴性,给出借鉴美国专家证据制度之设想。 The use of expert evidence (forensic expertise) in litigation activities is increasing and its role is becoming more and more significant. Judges are faced with evaluating how to judge their problems. The system of expert evidence in the United States is complete and highly representative. Using a large amount of foreign materials, using the method of case analysis, we systematically and comprehensively study the system of “admissibility” of American expert evidence. At the same time, we analyze and prove the feasibility of the system of “admissibility” of American expert evidence , Gives the idea of ​​drawing lessons from the evidence system of U.S. experts.