Ключевые слова: active, aerial, aerial view, aircraft, aviation, background, blue, camera, control, copter, digital, drone, equipment, evening, flat, fly, flying, gadget, gray, helicopter, icon, image technique, industry, innovation, motion, multicopter, nanocopter, orange, outdoor, pictogram, professional, programmed, propeller, quad, quadcopter, quadrocopter, silhouette, sky, stability, surveillance, technology, television camera, track, turning, uav, unmanned, video, watching,