For the regression equation, statistical optimum choosing, and the analysis of dimension reduced and margin effect has been analyzed.

对回归方程进行了统计选优，降维分析，边际效应分析。

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For the regression equation, statistical optimum choosing, and the analysis of dimension reduced and margin effect have been analyzed.

对回归方程进行了统计选优，降维分析，边际效应分析。

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Even if this practice brings many benefits by focusing the analysis and design efforts on the usage dimension of a system, it is still not enough.

即使该实践通过能够将分析和设计工作集中于系统的使用维度上以带来许多益处，但仍旧不够。

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