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未来几年,中国对有色金属的需求还将保持一定的增长,其中一个重要的支撑因素就是城镇化,城镇化的不断推进将带动一
In the next few years, the demand for non-ferrous metals in China will also maintain a certain growth. One of the important supporting factors is that urbanization and urbanization will continue to push one