B + 3.17AC} \hfill \\ { + 0.885BC - 5.90A^{2} - 3.16B^{2} + 6.77C^{2} } \hfill \\ \end{array} } \right.$$\end{document} The P -values of the impurity removal rate ( Y 1 ) and film leakage rate ( Y 2 ) are all less than 0.01, indicating that the established regression models of Y 1 and Y 2 are highly significant.
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Operation mechanism analysis and parameter optimization of airflow-rotating disc separation device for agricultural film fragments.
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When A is at a lower level, Y 1 exhibits a decreasing trend with the increase of B .