运用相似原理，采用模拟放大方法，科学地确定了浮选机主要结构参数和动力学参数，研制成功了振荡分离高选择性浮选机。

With a simulation principle and simulation enlarged method, the paper scientifically selected the main structural parameters and dynamic parameters of the floatation machine.

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基于相对论性原理建立了二端面弹性转轴的动力学方程、相对动力学方程及相似动力学方程。

A similarity dynamics equation and a relative dynamics equation of an elastic rotation shaft with twin sides based on the theory of relativity are built in this paper.

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基于相对论性原理建立了二端面弹性转轴的动力学方程、相对动力学方程及相似动力学方程。

A similarity dynamics equation and a relative dynamics equation of an elastic rotation shaft with twin sides based on the theory of relativity are built in this paper.

youdao