The idea of using a different kind of mineral as carrier and smelting method to separate carrier from fine cassiterite particles, adopted in this paper, are feasible and satisfactory results achieved.

文章提出了微细粒载体浮选中采用异类矿物做载体及并用冶炼方法解决其分离的设想，并取得了良好的结果。

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The results show that the free settling velocity and the hindered settling rate of fine particles in water have increased after the mineral surface becam…

结果表明，矿粒表面疏水化后，在水中的自由沉降速度和干涉沉降速度均上升，这与理论分析结果相一致。

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The enormous shroud of fine mineral dust particles now stretches from the Arctic Circle in the north to the French Mediterranean coast in the south, and from Spain into Russia.

BBC: EU emergency talks called on volcanic ash air chaos