2000年时,世界铜的总产量将达到1100万t/a以上.如按人均占有量计算,中国铜的消耗量约为250-260万t/a左右.但是,由于中国是个发展中国家,虽然近年来工业发展很快(平均增长速度为10%),铜的消耗量增长迅速,今后7年内,如每年以4%-5%的速度递增, The total output of copper in the world will reach more than 11 million t / a by the year 2000. For example, the consumption of copper in China will be about 2.5-2.6 million t / a according to per capita possession, but since China is a developing country, Although industrial development has been rapid (with an average growth rate of 10%) in recent years, the consumption of copper has been rapidly increasing. In the next seven years, such as the annual growth rate of 4% -5%