打印和显示目前已经成为信息输出的主要手段,尤其是打印输出在中小企业内部、企业与外部间的信息交流中更是无可替代。虽然随着信息化技术的发展和应用的普及,很早以前,“无纸化办公”作为一个概念就已经被提出,然而出 Print and display has now become the main means of information output, especially print output within the SME, the exchange of information between enterprises and the outside is even more irreplaceable. Although with the development of information technology and the popularization of applications, long ago, “paperless office” has been proposed as a concept. However,