侦查是由特定的国家专门机关为查明、证实犯罪事实、查获犯罪嫌疑人而依法进行的专门性调查工作和有关的强制性措施。为了有效地实现侦查的目的,侦查程序往往伴随着国家强制力的行使。因此,侦查程序是刑事诉讼中打击犯罪和保护人权两大目的最容易发生冲突的阶段,也是最能反映一国控制犯罪能力与保护人权水平的阶段。为了防止享有侦 Investigation is carried out by specific national specialized agencies to identify and confirm the facts of the crime, seized the suspects in accordance with the law carried out special investigations and the relevant mandatory measures. In order to effectively carry out the purpose of the investigation, the investigation procedure is often accompanied by the exercise of state coercion. Therefore, the investigation procedure is the most prone to conflict during the two major purposes of crime prevention and protection of human rights in criminal procedure, and it is also the stage that can best reflect the ability of a country to control crime and protect human rights. In order to prevent the enjoyment of reconnaissance