OEM Disney ceramic mug with logo
Simply put, the source or energy source of energy is the energy of.
In nature, there is a part of resources include some form of energy, under certain conditions, which can be converted into what people need some form of energy. These natural resources, we are called energy, such as coal, oil, natural gas, solar, wind, hydro, geothermal, nuclear energy and so on.
Energy is an important resource for human life and production. Its development and utilization is an important symbol of an era, a national science and technology and the level of economic development.
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