Carbon content in fly ash is a major index, which reflects the combustion efficiency of a pulverized coal-fired utility boiler.

飞灰含碳量是反映电站煤粉锅炉燃烧效率的一个重要指标。

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According to the features of combustion control system of coal-fired utility boiler, a novel practical control strategy is presented.

针对滑压运行调峰机组燃煤电站锅炉燃烧系统特点，设计一套新颖实用的控制方案。

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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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For example, nearly 60 percent of all coal-fired boilers that submitted data to EPA are currently achieving the Utility Toxics Rule's proposed mercury standards.

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