periodic changes
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美
- 周期变化
双语例句
- Considering the effects of the outside factor and the periodic change of the predictand, the multivariate mixed threshold regression model with periodic components is developed.
摘要在综合考虑预测对象的周期变化和前期外部因子的共同作用后,给出带有周期分量的多元混合门限回归模型。
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