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日期:2020-08-12     来源:中国科学报    浏览:457    评论:0光伏已在全球绝大部分国家和地区成为最便宜的电力能源”“新一代电力系统的创建需要高比例的可再生能源”“未来3~4年中国每年将会有约5000万千瓦的新装机量”……这些声音均来自于日前举行的国际太阳能光伏与智慧能源(上海)展览会。 科技的进步,尤其是太阳能电池效率不断提升和组件技术日益革新,使我国光伏装机量保持全球领先。截至2019年,我国光伏累计装机达到20430万千瓦,%