为了满足大筛面面积钻井振动筛的需要，介绍了一种基于直线运动和圆运动合成原理的三电机椭圆钻井振动筛。
To meet the need of big screening area of shale shaker, a kind of trimotor ellipse vibrating shale shaker based on synthesizing of linear and circular motion is presented.
这个机器通过两把大斧把模具旋转360度，并筛动巧克力防止生成气泡。
This machine turns the molds a full 360 degrees on two axes, and vibrates the chocolates to prevent the formation of air bubbles.
证明分子筛的平均电负性大的，吸附量也大。
Intermediate electronegativity is great, and the adsorption amount is great as well.
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