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The water inside a horizontal vessel is heated by fired burner through burning channel, and the natural gas or crude oil in tube bundle or high pressure coil are heated by hot water.
燃烧器燃烧后通过燃烧道加热水平容器内部的水，然后利用放置在水中的高压盘管或管束加热其中的天然气或原油。
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