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钢材是国民经济各部门的重要原材料之一。随着四化建设的发展,国民经济各部门对钢材的品种、质量和社会综合经济效益,提出了更高的要求,以满足工农业生产需要。
Steel is one of the important raw materials for all sectors of the national economy. With the development of the four modernizations, all departments of the national economy have put forth higher requirements on the varieties, quality and overall economic benefits of steel so as to meet the needs of industrial and agricultural production.