一、示证和质证的对象及二者的关系我国《刑事诉讼法》没有对示证和质证作更详细的规定，法理学界目前也没有统一的认识。有些学者认为：示证是控辩双方对所有证据的举证活动，而质证则是对一切证据的质疑，两项活动的对象包括一切证据。这被认为是广义的解释。在司法实践中， First, the object of the demonstration and the question of quality and the relationship between the two China’s “Criminal Procedure Law” does not provide more detailed evidence of the testimony and certification, the jurisprudence is currently no uniform understanding. Some scholars hold the view that evidence is the evidence proof of all the evidence between the prosecution and the defense, and the evidence is the challenge of all the evidence. The two activities include all the evidence. This is considered a broad interpretation. In judicial practice,