粗选
Rough and half coating surface in lower ammonia and deionized water concentration.
当氨水和去离子水浓度较低时,形成的核壳微球为部分包覆,表面包覆层较粗糙.
Study on the rough concentration process for the residual ILMENITE PLACER
残坡积型钛铁矿砂矿粗选工艺的研究
The rough concentration, cleaning and scavenging spiral chutes all have different structural parameters.
粗、精、扫选槽体均有不同的结构参数。
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