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某铜矿在中共地委、专署的直接领导下,在有色冶金设计院、选矿研究院的大力支持亲临指导下,认真贯彻了上级党委和冶金工业部的指示,一座小型选矿厂已建成投入了生产。现仅将建设这座小选厂的试点工作简单介绍于下。原矿
Under the direct leadership of the CPC Central Committee and the agency and under the direct support of the Non-ferrous Metallurgical Design Institute and the Mineral Processing Research Institute, a copper mine has conscientiously implemented the instructions from the higher party committees and the Ministry of Metallurgical Industry. A small beneficiation plant has been completed and put into operation produce. Now only the construction of this small factory pilot work is briefly introduced below. Raw ore