The main advantages of this solution are that the thermal losses are low and the status of the hearth is stable.

采用该法的主要好处是热损失小、炉缸状况稳定。

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Low load, the hearth fullness good.

低负荷时，炉膛火焰充满度较好。

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Rate of burning of the carbon in injected fuel in the hearth is low;

喷吹燃料中的碳在炉缸的燃烧率低。

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