Abstract: X-ray detection technology can reveal characteristics of material at themicrocosmic level.X-ray detection technology on dangerous goods plays a role in security prediction and warning.It has been proved to be an effective security inspection method and widely applied in public traffic stations.The principles of the X-ray detection technology are introduced in this paper, which also points out the problems in the application and development of the X-ray detection technology in the future.

Key words: X-ray, security detection, dual-energy, multi-view