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flotation造句
181. Then S content in concentrate can be lowered to 0.26% by reverse flotation desulphurization flow-sheet, with high-grade magnetite concentrate finally achieved. 182. Through particle size analytical technique , the flotation reverse flotation problems of a phosphate ore were identified. 183. The method consists of grinding, screening and flotation etc. in order to carry out flotation of copper successfully, xanthate and aerofloat are used as collectors and sodium sulfide as activator. 184. Expounds liquid level control system of flotation machine and its industrial test. 185. Ultravioletspectrumspectrum and flotation solution chemistry were studied of scheelite and benzoylhydroxamic acid.