1989年许多国际矿业联合体的共同利益一直处于最高水平,如煤、黄金及有色金属(如铜)等主要矿物的世界产量继续增长,因此,1989年将是国际采矿工业很好的一年,而1988年世界原矿生产值仍稍低于1980年所取得的1.21万亿美元的最高值。尽管有这些令人激动的统计数据,但《Engineering and Mining Journal》1990年1月的评述中,仍然反映了全世界新的采 In 1989, the common interests of many international mining associations have been at the highest level. The world output of major minerals such as coal, gold and non-ferrous metals such as copper continues to grow. Therefore, 1989 will be a very good year for the international mining industry, The world’s ore production in 1988 was still slightly lower than the highest figure of US $ 1.21 trillion in 1980. Despite these exciting statistics, the January 1990 review of the Engineering and Mining Journal still reflects the world’s new mining