They fall into two main categories: thi o surfactacts and non-thio surfactants for the flota-tion of sulfide and oxide minerals respectively.
它们分为含硫表面和不含硫表面,分别用于硫和非硫选。
They fall into two main categories: thi o surfactacts and non-thio surfactants for the flota-tion of sulfide and oxide minerals respectively.
它们分为含硫表面和不含硫表面,分别用于硫和非硫选。
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