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根据澳大利亚消息,由于从巴西至中国与从澳大利亚至中国的铁矿石运输费用存在成本差额,2007年必和必拓和力拓两家公司竞相将澳大利亚的铁矿石
According to the Australian news, BHP Billiton and Rio Tinto two companies vied with each other in 2007 due to the cost difference of iron ore shipping costs from Brazil to China and from Australia to China. In 2007,