This paper presents a new mathematical model for calculating the separating rate of the concave in grain threshing unit.
本文提出了一种新的脱粒装置凹板分离率的数学模型，并将其与原模型及实验数据进行了分析比较。
The influence of the threshing rate of the feed beater on the separating rate of the concave can be calculated by using this model.
利用本模型可以得到喂入轮的脱粒率对脱粒装置凹板的脱粒率及分离率的影响。
If the separating rate equation of straw walker is direct applied to calculating the separating rate of tangential threshing unit, a considerable error would be met in the results.
将逐稿器的分离率计算公式应用于切流式谷物脱粒装置凹板的分离率计算时，将产生较大的误差。
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