We have such an extremely useful material for industry as the silver-white metal tin, reserves of which amounting to 500,000 tons were confirmed by the Mineral Reserves Commission of the Council of Ministers of the USSR.
我们有诸如银白色金属锡等极其有用的工业材料，苏联部长会议矿藏委员会确认锡的藏量达50万吨。