3S空间电子信息技术
3S space electric information technology
电子信息制造业
electronic information manufacturing industry
电子信息战
electronic and information war-fare
electronic information war
electronic information warfare
电子信息业
Electronic and information industry
电子信息系统机房
data center computer room
电子信息系统
System structure
Electronic information systems
electron information system
electronic messaging system
electronic information system
C 4ISR
Information systems
电子信息网络化
electronic information network
电子信息网络
electric information network
electronic information network