The gained predicting equation of regression could predict the effects on rice seed vigour at different Pb concentrations.

得到的回归预测方程能有效预测不同铅浓度对水稻种子活力的影响。

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It used the new method of experimental design method-uniform design. Its characteristic is less times of experiment, high reliable regress equation and improved predicting precision.

使用了试验设计方法中新的方法—均匀设计，其特点是试验次数少，回归方程可靠度高，预测准确度高。

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Case calculation shows that the equation has high predicting accuracy and is an important reference for predicting productivity of horizontal Wells in low permeable oil fields.

实例计算表明，该方程预测精度较高，对低渗透油田水平井产能预测有重要的参考价值。

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