论文部分内容阅读
智利铜矿公司日前宣布 ,其2 0 0 0年在北部卡拉马市附近发现的三处新铜矿的储量现已探明 ,总计相当于精铜 90 0万t左右。这是智利铜矿公司近 2 0年来探明的最大储量。智利铜矿公司的勘查结果显示 ,新铜矿的品位为 0 5 % ,与该公司拥有的其它铜矿含铜量大体相当。三处新铜矿均?
Chilean copper company announced a few days ago that the reserves of three new copper mines discovered near Kalama city in the north of the country by 2006 have been proven, amounting to a total amount of 9.0 million tons of refined copper. This is the largest copper deposit company in Chile in recent 20 years proved. The exploration results of the Chilean copper company show that the grade of the new copper mine is 0.5%, which is roughly equivalent to the copper content of other copper mines owned by the company. Three new copper are?