Gauss quadrature and minimum residual displacement method (with iteration) are used in the analysis.

采用高斯积分，利用最小残余位移法进行迭代计算。

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The paper does an in-depth research on the numerical model of pyrolysis process of the materials with volatile residual layer by using pre-evaluation iteration method.

采用偏微分数值模型，使用热解界面预估循环迭代的方法，对存在可变残留层材料的热解过程进行了详细研究。

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