Then by being combined with constitutive equation of changing physical parameter and nonhomogeneous compound material, it deduces the heat conduction equation of c.

结合变物性非均匀材料本构方程，推导出变物性非均匀复合材料的热传导方程。

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Then by being combined with constitutive equation of changing physical parameter and nonhomogeneous compound material, it deduces the heat conduction equation of c.

结合变物性非均匀材料本构方程，推导出变物性非均匀复合材料的热传导方程。

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