In the right climate, both can be deployed at "utility scale," meaning that if it's breezy or sunny enough, a wind or solar farm can produce as much power as a coal-fired plant.

在气候适宜的时候，这两者都可以达到“实用水平”。也就是说，如果有风或者是太阳足够好的话，一个风能或者太阳能发电厂可以达到一个煤电厂的发电水平。

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Once the technical issues have been sorted out, you can scale them up to the level of a coal-fired plant.

一旦解决了技术问题，就可以将风筝发电站的比例提高至燃煤电站的水平。

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Drax, the operator of Western Europe’s largest coal-fired power plant, dropped 4.1 percent.

西欧最大的燃煤电力企业德拉克斯集团股价下跌4.1%。

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But you need so much energy for capture and compression that coal as a fuel, the entire idea of a coal fired plant, becomes uneconomic.

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China is building a coal-fired plant once a week, just about --India is doing the same -- because coal is cheap.

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It produces more juice (5 billion kilowatt-hours per year) than a typical coal-fired plant.

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