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1·If the convective heat transfer coefficient is great enough, its rechange has smaller effect on temperature response.

当对流换热系数足够大时，再改变对流换热系数对温度影响较小。

2·Based on a large amount of investigating data, the authors use cluster analysis method with ordered samples to set dividing standards for the growth rate of secondary forests rechange.

依据大量的调查资料，应用有序样本聚类方法，按林分类型、立地条件和林龄来确定次生林改造生长量划分标准；