建立学生语音档案旨在及时发现和纠正学生的语音错误，帮助学生提高语言应用能力。介绍了创建学生语音档案的必要性、步骤、效果、特点及其意义。 The establishment of student voice files aims to detect and correct students’ voice errors in time to help students improve their language application ability. Describes the necessity, procedure, effect, characteristic and significance of creating student phonetic files.