Methods The rabbit model of mitomycin C extravasation was made and managed by different methods. The therapeutic efficacy in each group was assessed by using regression index and regression time.

方法制作丝裂霉素渗漏性损伤的家兔动物模型，以消退指数和消退时间作为检测指标，比较不同处理方法的治疗效果。

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Based on the technical parameters for the performance of engines, the economical index of engines is predicted and analyzed by the theory of fuzzy linear regression.

由发动机性能的设计技术参数，运用模糊线性回归理论建立了发动机经济性指标的模糊预测模型，并对其经济性指标进行预测和分析。

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We make analyses of the three hypotheses of regression. Adaptive adjustment of smoothing index parameters and parameter estimation of ARMA models.

对统计算法中回归模型中的假设条件、平滑指数的自适应调整、ARMA模型的参数估计作了一些分析。

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