编制了程序，能自动拟合回归方程。并进行方差分析和回归效果的显著性检验；

The program designed may imitate the . regression equation automatically, engage in variance analysis and significance test for regression effects.

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建立了土壤重金属含量的对数值与发射率标准化比值的线性回归模型，并对回归方程的显著性进行了检验。

Linear regression models are established for both logarithm of heavy metal content and normalized ratio emissivity and are used to verify the significance of the regression equations.

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