Ключевые слова: 3 dimension, 3d, 3d computer graphics, 3dcg, air, background, background material, balloon, balloons, blue sky, cg, circumstance, colorful, colourful, combined, composite, composition synthesis, compound, computer graphics, eco, ecology, ecology image, emptiness, environment, event, firmament, float, fly, flying, heaven, hover, illustration, jump, levitate, light, line up, lined, material, mixed, one file, one line, one rank, one row, retsu, scenery, setting, sky, synthetic, synthetical, three dimension,