Ключевые слова: abstract, air, airplane, alert, antenna, army, background, communication, control, danger, defense, detection, direction, global, graphic, green, guidance, guide, icon, illustration, internet, locate, military, missile, monitor, network, pilot, radar, radio, range, satellite, scan, scanning, screen, search, security, signal, sonar, submarine, surveillance, system, target, technology, traffic, war, warning, wave,