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氧化铝、铝、氟化盐和电极生产企业的许多厂房,由于基础变形和寿命降低而过早地发生毁坏。这就大大增加了管理费用,并需花费大量资金来修复设备和装置。苏联铝镁研究院乌拉尔分院对二十几个铝工业企
Many of the factories that produce alumina, aluminum, fluoride and electrodes have been prematurely destroyed due to basic deformation and reduced life expectancy. This adds significant administrative overhead and requires significant capital investment to repair equipment and fixtures. Ulster Institute of the Soviet Union Al-Mg Institute on the two dozen aluminum industrial enterprises