最近二十五年,世界上矿物消耗率逐年上升,据统计,消耗量最大的是美国和西欧等工业国家,这些国家下列金属消耗占世界总消耗的比例分别为锌、铅和锡占55%;铝和铜57%;石油68%。自1970年以来,苏联和日本也加入矿基消费国的行列,锌和铅占世界总消耗量的31%;铝和铜25%,石油21%。为了满足日益增长的消耗量,加强陆地矿藏的勘探,寻找新 In recent 25 years, the world’s mineral consumption rate increased year by year, according to statistics, the largest consumption is the United States and Western European and other industrial countries, these countries the following metal consumption accounted for the proportion of the world total consumption of zinc, lead and tin accounted for 55% 57% aluminum and copper; 68% petroleum. Since 1970, the Soviet Union and Japan have also joined the ranks of mine-based consumers, with zinc and lead accounting for 31% of the world’s total consumption; aluminum and copper 25% and oil 21%. In order to meet the growing consumption, to strengthen the exploration of terrestrial mineral deposits, looking for new