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long range active detection and communications system
el.	远程主动探测与通信系统
space	远距离有源探测与通信系统
long range active detection and communication system
mil., air.def.	远距离有源探测与通信系统; "罗兰"远程导航系统
long-range active detection and communication system
mil., air.def.	远程有源探测和通信系统