求翻译：针对含圆柱形非金属夹杂缺陷的金属构件，理论导出了圆柱绕流的电流密度分布，并通过非傅里叶热传导微分方程求得升温阶段的温度场分布。采用有限元软件建立了含圆柱形非金属夹杂缺陷的金属构件的二维有限元模型，从数值角度分析了温度场的分布情况：沿通电方向圆柱形夹杂两侧的温升几乎为零，垂直于通电方向圆形夹杂两侧的温升最大。将理论计算结果与数值分析结果对比可知，两方法计算的温度相差最大为17.486℃，其相对误差最大为3.485%，两者温升比分布规律一致。是什么意思？

For the metal components with cylindrical non-metallic inclusion defects, the theory is derived current density distribution of the flow around a cylinder, and non-Fourier heat conduction differential equation to obtain the temperature distribution of the warming phase. Metal components with cylindr

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In view of including the cylindrical nonmetallic mixture flaw steel work, the theory has derived the column circumferential flow distribution of current density, and obtains the elevation of temperature stage through the non-Fourier heat conduction differential equation the temperature field distrib

For cylindrical containing non-metallic inclusions defects of metal structures, theories export current density distribution of the flow around a circular cylinder, and through non-fuliyere strike a warming phase conduction differential equations of temperature field distribution. Use of finite elem

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