Ключевые слова: aiming, air, airplane, army, background, blip, circle, computer, control, danger, design, detect, digital, display, equipment, fish, flying, globe, graphic, green, illustration, map, military, monitor, object, picture, protection, radar, safety, scan, scanner, screen, search, shooting, sight, signal, sonar, submarine, symbol, system, target, technology, vision, visual, war, weapon,