According to the number of unknown variables in ideal element fitting, variable substitution is adopted to convert the overdetermined nonlinear equations into overdetermined linear equations.
根据理想要素拟合过程中待求未知量的个数，运用变量代
，
线性超
方程组
线性超方程组；
的,过于武断的According to the number of unknown variables in ideal element fitting, variable substitution is adopted to convert the overdetermined nonlinear equations into overdetermined linear equations.
根据理想要素拟合过程中待求未知量的个数，运用变量代，线性超方程组线性超方程组；
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