Effect of furnace wall emissivity on surface heat flux of heated stock is analyzed for direct firing furnace and indirect heating furnace.
分析了炉壁黑度对炉膛辐射换热流的影响，分别对火焰直接加热炉和间接加热炉进行了讨论。
Microwave direct heating the road surface through the ice and waken the binding force between the ice and the surface, then supplemented by machinery to achieve rapid de-icing.
微波加热可以透过冰层直接加热路面，削弱路面与冰层之间的结合力，再辅以机械，达到快速除冰的目的。
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