A mathematical model is derived to describe the motion of a particle on a cylindrical rotating screen, and its simplified form is developed for practical use.
本文导出了能够较全面地描述质点在圆筒筛面上运动的数学模型，并给出便于应用的简化形式。
Experimental variance analysis shows that the peripheral velocity of the rotating screen is one of the most important factors which affect the percentage of grain separation from straw and chaff.
方差分析表明：圆筒筛速度是影响谷粒分离率的最重要的参数。
Experimental variance analysis shows that the peripheral velocity of the rotating screen is one of the most important factors which affect the percentage of grain separation from straw and chaff.
方差分析表明：圆筒筛速度是影响谷粒分离率的最重要的参数。
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