Abstract: With the development of science and technology and the progress of society, new areas are explored and new attributes are added to questioned document examination.Questioned document examination involves a wide content range and the examination of materials is an important component part.

Key words: questioned document material, examination standard, suggestion

摘要： 随着科学技术的发展和社会的进步,拓展了新的检验对象形字,也赋予了文件检验新的内涵。文件检验所涉及的内容非常丰富和广泛,文件材料的检验是文件检验的一个重要组成部分。

关键词: 文件材料, 检验标准, 建议