The real contact area is the main factor effecting the heat transfer when the heat is crossing the interface between two contacted materials, especially the metal materials.

在热流通过两相互接触材料尤其是金属材料的界面时，真实接触面积是界面传热的一个主要影响因素。

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The real contact area is the main factor effecting the heat transfer when the heat is crossing the interface between two contacted materials, especially the metal materials.

在热流通过两相互接触材料尤其是金属材料的界面时，真实接触面积是界面传热的一个主要影响因素。

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