Effects of eccentricity and rotation on the secondary flow and maximal axial velocity were analyzed, and the average friction factors and the wall friction distributions were also presented.

分析了偏心距和旋转对于二次流以及轴向速度分布的影响，同时给出了平均摩擦系数和壁面摩擦力的分布。

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In this paper further study is given to separate the eccentricity from the rotation error of a spindle.

本文探讨了主轴回转误差运动中偏心分量的分离问题。

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By adjusting relative position between rotation center of two eccentricity masses and mass center of screen box, high efficiency and power saving vibration screen is able to work out.

通过调整两偏心块回转中心与筛箱质心间的相对位置，能够设计出高效、节能的振动筛。

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