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新能源由于既可作为传统能源的补充,又可有效降低环境污染,新能源开发利用受到越来越高的关注。近年来世界各国大力发展新能源产业,美
Since new energy can not only supplement traditional energy but also reduce environmental pollution effectively, the development and utilization of new energy is receiving more and more attention. In recent years, all countries in the world have energetically developed the new energy industry and the United States