一次性形成的打印文件是文件检验中的检验项目之一。近年来,通过打印机变造文件的案件越来越多,有民事案件,也有刑事案件。一般是涉案人根据自己的需要,将文件的全部或部分按照原文件字体、字号和间距重新打印,制作出符合自己要求的假合同、假证件等文件,进行欺骗,甚至诈骗犯罪活动。笔者将检验中积累的经验和技巧详细介绍,与同行共同探讨。 One-time formation of the print file inspection is one of the test items. In recent years, there have been more and more cases of making documents through printers. There are also civil cases and criminal cases. Generally involved people according to their own needs, all or part of the file in accordance with the original file font, size and spacing of re-print, to produce their own requirements of false contracts, fake documents and other documents, fraud, and even fraud criminal activities. The author will test the accumulated experience and skills introduced in detail, and colleagues to discuss.