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1·The structure, the principle of work, bauxite floatation of BF-L floatation machine were presented.

本文介绍了BF-L型浮选机的结构特点，工作原理及铝土矿选矿的适应性研究。

2·The result of industrial test shows that BF-L floatation machine meets completely requests of bauxite floatation. BF-L floatation machine is a kind of high...

工业生产试验结果表明BF - L型浮选机完全满足铝土矿浮选工艺要求，取得了良好的工艺指标，为我国铝土矿选矿提供了一种高效的浮选设备。

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

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。

4·Low ash coal with an ash content lower than 2% can be separated from some suitable coal with its purification ability and by a high efficient cyclonic microfoam columned pneumatic floatation machine.

对于一些适宜的煤种，利用净化能力强、分选效率高的旋流微泡浮选柱可以分选出灰分小于2%的低灰煤。