近些年，随着科学技术的迅猛发展，电子打印机不仅是现代办公系统中不可缺少的输出工具，而且在普通家庭中也日趋普及。人们驾驭计算机能力普遍提高的同时，使用打印文件进行违法犯罪活动的案件也在逐年增加。如何识别打印机具，早已成为文检人员需要解决的课题之一。根据打印? In recent years, with the rapid development of science and technology, electronic printers are not only indispensable output tools in modern office systems, but also become more and more popular among ordinary families. While people are generally improving their computer skills, the number of criminal cases involving the use of printed documents also increases year by year. How to identify the printing equipment, has become a literary inspection staff need to address one of the topics. According to print?