结果表明：气泡是影响分选精度的重要因素，其体积分率的变化与床层密度波动密切相关。
The result shows that the bubble is an important factor influencing coal separation, and the variation of its volume fraction is closely related to the variation of density of ADMFB.
通过对试验数据进行回归分析，导出分选装置的分选性能关于影响因素的回归方程。
By regression analysis of the experiment data the regression equation of the separation device separating performance quality about the influencing factors was founded.
本文对影响干式强磁分选的主要因素磁场强度和极距进行了试验研究。
Main factors of magnetic intensity and polar distance influencing the dry high magnetic separation were studied in this paper.
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