Petroleum heating furnaces are widely applied to heat crude oil so as to transport it in hot oil transportation pipelines.

在原油输送过程中，须使用燃油加热炉对原油进行加热。

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Petroleum heating furnaces are widely applied to heat crude oil so as to transport it in hot oil transportation pipelines.

在原油输送过程中，须使用燃油加热炉对原油进行加热。

youdao