苏联国民经济的大规模的发展需要大量的金属,尤其需要作为近代建设与机械结构中最重要的材料的铣铁与钢料。伟大的共产主义建设不但需要大量的质量高的金属,而且也需要把金属制备成重量往往超过200吨的钢锭。这种钢锭的铸造就需要相当规模的马丁炉。现在已经有一次能熔炼多至 The large-scale development of the Soviet national economy required a great deal of metal, especially for the milling of iron and steel, the most important material in modern construction and mechanical construction. Not only does the great communist construction require a large amount of high-quality metal, but it also requires the preparation of metal into ingots weighing often more than 200 tons. The casting of this ingot requires a rather large Martin furnace. There is a time to smelt up to now