Ключевые слова: arranged, backboards, clean, commercial, construction, craftsmanship, devices, ecological, electrical energy, electricity, energy, environmental protection, equipment, evening, facilities, fish pond, forming, generating, grid, installation, many, neat, onsite, outdoor, photovoltaics, power, producing, production, products, renewable, resources, solar energy, solar panels, source, strength, sunlight, supply, sustainability, technology, underwater, unfinished, work, workers,