雷达

radar (short for radio detecting and ranging)
导航～ navigational radar/ ～测距radar ranging/～测量radar surveying/～探测范围radar coverage/～干扰radar jamming/～跟踪radar tracking/～伪装radar camouflage/～指令制导radar-command guidance/～领航radar navigation/～哨机radar picket/～荧光屏radar screen/～员（兵）radar operator;radarman/～制导导弹radar-guided missile;radar homer