Ключевые слова: abstract, airplane, alert, army, backdrop, background, blue, crosshairs, danger, defense, detect, detection, discover, earth, fly, global, glowing, graphic, guidance, guide, hightech, illustration, locate, military, missile, pilot, plane, radar, radio, range, room, scan, scanner, scanning, screen, search, signal, sonar, submarine, system, target, technology, wallpaper, war, weapon,