Nonlinear multiple regression model on the structure activity relationship of ternary dissymmetric organic phosphate insecticide is obtained by quadratic polynomial stepwise regression method.
采用二次多项式逐步回归分析法建立了三元不对称有机磷酸酯类杀虫剂的多元非线性构效关系回归模型。
Polynomial regression analysis indicated that the reaction of fertile pollen rates to tetcyclacis concentrations and dates showed a quadratic relationship.
多项式回归分析表明，花粉可育率对特效烯浓度和播期的反应是二元二次方程。
A quadratic polynomial describing the temperature distribution in width direction of workpieces welded with column-shaped pin was obtained by regression analyzing the experimental data.
通过对采用圆柱形搅拌针时垂直于焊缝方向上焊接试板温度数据的回归分析，得到了焊接试板宽度方向温度分布的二次解析式。
A quadratic polynomial describing the temperature distribution in width direction of workpieces welded with column-shaped pin was obtained by regression analyzing the experimental data.
通过对采用圆柱形搅拌针时垂直于焊缝方向上焊接试板温度数据的回归分析，得到了焊接试板宽度方向温度分布的二次解析式。
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