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生产率高的、低废石率、管理严密和效率高的生产铜、银、金的选矿厂,在近来世界经济广泛衰退时期,完满地帮助了布干维尔铜有限公司。事实上,该公司——CRA有限公司(56.690％),巴布亚新几內亚政府(20.2％)和私人股份(26.2％)联合投资——完成了一项中等规模的5亿基拉的投资计划,在1982年11月,把日生产能力提高到130.000吨,使这个厂成为世界上同类最大的选厂之一。
Producers of copper, silver and gold beneficiaries with high rates of productivity, low rates of waste rock, tight management and high efficiency have helped Bougainville Copper Limited in recent times during the period of widespread economic recession in the world. In fact, the joint venture of CRA Ltd (56.690%), the government of Papua New Guinea (20.2%) and private equity (26.2%) completed a medium-sized investment program of 500 million Kira In November 1982, the daily production capacity was raised to 130,000 tons, making the plant one of the largest concentrators of its kind in the world.