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1，名詞解釋能源
2，介紹常見能源包括哪些種類英語版

1，名詞解釋能源

1、能量的來源。 2、自然界賦存的已經查明和推定的能夠提供熱、光、動力和電能等各種形式的能量來源。 3、能源（Energy Source ）亦稱能量資源或能源資源，為人類的生產和生活提供各種能量和動力的物質資源，是國民經濟的重要物質基礎，國家命運取決于能源的掌控。能源的開發(fā)和有效利用程度以及人均消費量是生產技術和生活水平的重要標志。

名詞解釋能源

2，介紹常見能源包括哪些種類英語版

he spent the whole day sitting beside the river but got nothing at the end of the day.therefore, mr.lee was very disappointed due to that he had to go home by dinner time.on his way home, lee thought that his wife might be mad at him for bringing nothing back. so he bought a big fish at the market before he got home.at least, he was happy finally for what he could bring home.ast sunday, mr.lee got up very early to go fishing.he spent the whole day sitting beside the river but got nothing at the end of the day.therefore, mr.lee was very disappointed due to that he had to go home by dinner time.on his way home, lee thought that his wife might be mad at him for bringing nothing back. so he bought a big fish at the market before he got home.at least, he was happy finally for what he could bring home.

Common types of energy and energy classification[Point] the knowledge of the common types of energy are: coal, oil, natural gas, ethanol, hydrogen, solar, nuclear, wind, electrical, chemical, water, tidal and geothermal.Energy classification of a variety of ways, different classification criteria, the sub-category is different. Now mainly describes the following four kinds:1. Press renewable energy classified as:(1) renewable energy. In nature, there are some energy can be recycled, known as renewable energy. For example, wind, solar, hydro, biomass, geothermal and ocean energy and other non-fossil energy sources.(2) non-renewable energy sources. In nature, some energy can not be recycled energy called non-renewable energy (once they are consumed, it is impossible for hundreds and even thousands of years to regenerate). For example, coal, oil and natural gas and other fossil fuels, this is our planet currently the most widely used energy.2. According to the environmental impact of energy use is classified as:(1) clean energy. In the course of energy on the environment does not cause pollution, known as clean energy. For example, solar energy, wind energy, ocean energy, hydropower and geothermal.(2) non-clean energy. In the course of energy on the environment pollution, known as non-clean energy. For example, coal, oil and natural gas and other fossil fuels. With the development of science and technology, people can be a non-clean energy clean. The ultimate goal of human energy use is carbon-free economy.3. According to the degree of processing energy classified as:(1) primary energy. Existing in nature, unprocessed natural energy conversion directly called primary energy. For example, coal, oil, gas, solar, wind, hydro, geothermal and nuclear energy.(2) secondary energy. By the primary energy conversion from another form of energy that people need products called secondary energy. For example, electricity, gas, steam and various petroleum products.4. According to the degree of energy science and technology people classified as:(1) conventional energy sources. Energy has been widely known as conventional energy. For example, coal, oil, natural gas and water and the like.(2) new energy sources. Yet large-scale commercial applications, on technical, economic further research, promising energy, called the New Energy. For example, solar energy, wind energy, tidal energy, geothermal energy, and nuclear energy. Some developed countries have nuclear energy included in the conventional energy sources.

介紹常見能源包括哪些種類英語版