Based on screening and sampling,properties of trass and trass concrete in Ximeng area of Inner Mongolia was studied.

选样,对内蒙古锡盟地区大量蕴藏的火山渣及火山渣混凝土进行了材料性能实验研究。

Based on single machine check test,small screening test,combustible withdraw rate calculation and flotator complete index calculation,prove that the flotation result is very well.

浮选机的单机检试验、小试验、可燃体抽出率的计算、浮选机完善指标的计算,证明浮选机的浮选效果良好。