乌拉尔是最重要的矿山区,以它为基地建立了高发发展的冶金工业、机器制造业、化学工业和一系列其它工业部门。工业企业生产力的增大,采矿规模的扩大,矿石中金属品位的降低,以及在一些矿床上转为开采更深的层位和开采其它层位,造成了冶金企业的需求与开采必需量矿石的可能性之间有一定的脱节。已经引起的比 Ural is the most important mining area and uses it as a base for the establishment of a highly developed metallurgical industry, machine building industry, chemical industry and a host of other industrial sectors. The increased productivity of industrial enterprises, the expansion of the mining scale, the reduction of the metal grade in the ore, and in some deposits the conversion to deeper layers and the exploitation of other horizons have created the need for metallurgical enterprises and the potential for exploitation of the necessary amount of ore There is a certain disconnect between sex. Already caused than