因磁系的极替，矿粒发生磁搅伴使机械夹杂的脉石脱落下来，从而使精矿品位得到提高。
Because magnetic department for, the mineral grains occurs extremely mixed with magnetic mechanic inclusion gangue off, thus make concentrate grade was improved.
研究锌精矿制粒沸腾焙烧的制粒和焙烧过程。
The palletizing and roasting processes in fluidized roasting of pelletized zinc concentrate are investigated.
在氰化过程中，金精矿中的一些单体金粒表面上形成的红褐色薄膜得到抑制，缩短了氰化浸出时间，提高了金浸出率。
In the cyanidation process, the henna film on some monomer gold was restrained, and as a result, the leaching period was shortened and the recovery rate was enhanced.
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