The heat efficiency of the furnace is one of the major concerns in refinery operation.

加热炉热效率是炼油厂关注的重要问题之一。

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In the refinery process, the key of influencing quality of melt and wasting of the electric power and efficiency is to control the electrode.

在电渣熔铸过程中，对熔铸质量、消耗的电能和生产效率影响最大的环节是对电极的控制。

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This wastes financial resources and retards innovation and efficiency that would naturally come with new, state-of-the-art refinery construction.

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