条码技术是一项新兴的信息技术,该技术是继计算机技术发展而产生的,美国50年代就有在铁路车辆上采用条码的报道。我国已将条码技术的推广和应用列入“八五”期间着重部署的工作之一。条码技术是一种快速、准确的信息采集与识别技术,当今条码已成为商品所独有的世界通用的身份证。条码是由粗细不同、黑白相间的条和空组成的图案, Bar code technology is an emerging information technology, which is the result of the development of computer technology. In the 1950s, there was a report on the use of bar codes on railway vehicles. China has included the popularization and application of bar code technology in the “Eighth Five-Year Plan” focused on the deployment of one of the work. Bar code technology is a fast, accurate information acquisition and identification technology, today’s bar code has become a unique commodity universal world ID card. Bar code is different in thickness, black and white stripes and empty composition of the pattern,