These information - exchanging technologies mainly include the pos handset integrating barcode scanning , cpu card ' s storing and encrypting , double - card interlocking , the pos handset integrating modem and flashrom storing . this system integrates these information - exchanging technologies to gather , transmit and query information about civil explosive products " management expediently , swiftly and exactly . this system can lock responsibility for the civil explosive products in every their lifecycle and help supervising civil explosive products legally , strictly , exactly , syllabify and integrally 系统地研究了民爆产品管理系统中的信息交互技术,主要包括便携式pos集成条形码扫描采集信息、 cpu卡存储加密、 cpu卡双卡锁定、便携式pos集成modem传输数据、 flashrom存储技术等信息交互技术,民爆产品管理系统集成了这些信息交互技术,能够满足信息采集方便快捷、信息上报及时迅速、信息查询方便准确等需求,能够对民爆产品在每一个环节锁定责任单位和责任人,能够对民爆产品进行"合法、严密、准确、清晰、完整"地管理。