提出依据离差绝对值和准则，用目标规划建立多元线性预测方程，该方法优于回归分析。
Based on the criterion of deviation squares sum, a general forecasting equation is set up by using goal programming. It has advantages over the analysis of multi-variable linear regression.
以摩擦系数的变化量为目标，利用多元线性回归技术进行数据分析，通过SAS软件得到多元回归方程。
A multi regress equation of the friction coefficients was achieved by SAS, in which multi linearity regress mechanic to analyze data is used.
以摩擦系数的变化量为目标，利用多元线性回归技术进行数据分析，通过SAS软件得到多元回归方程。
A multi regress equation of the friction coefficients was achieved by SAS, in which multi linearity regress mechanic to analyze data is used.
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